1923 AD., Germany, Weimar Republic, Reichsbank, Berlin, 3rd issue, 2000000 Mark, private printer Otto Elsner, Berlin, Pick 89a/2. E T 036345 Obverse

State: Germany, Weimar Republic
Issuer: Reichsbank
Location of issue: Berlin
Date of issue: 23. July 1923 AD., 4th issue,
Value: 2000000 Mark
Size: 162 x 87 mm
Material: paper
Watermark: Ringe (circles)
Company logo (dark brown): E ( all: E) ?
Serial : T (all: A - V, Aa – Va )
Serial no. : 036345 (a 6 digit red serial, serial 18mm long)
Signatures: (12)
Printer: private printer Otto Elsner(?), Berlin,
Obv.: 036345 / RBD - RBD / Zwei Millionen / Mark E T / zahlt die Reichsbankhaupt- / kasse …. , mirrored portrait of the Hanseatic merchant Georg Giese in frames flanking value and text.
Rev.: REICHSBANKNOTE / 2000000 / 2 MILLIONEN MARK / WER BANKNOTEN NACHMACHT …. , value number in a center oval surrounded by legal text, ornaments.
References: World Paper Money P-89a/2 ; Rosenberg R-89b .

portrait of the Merchant Georg Gisze, 1532 by Hans Holbein der Jüngere (Hans Holbein the Younger, ca. 1497-1543). Oil and tempera on oak
Portrait of Georg Giese is a 1532 portrait by Hans Holbein the Younger, now in the Gemäldegalerie, Berlin. It is one of a series of portraits of wealthy Hanseatic merchants made by Holbein in the 1530s. This series of portraits signals the increasing importance of the emerging merchant class, as they took their place on a world stage.
More on https://en.wikipedia.org/wiki/Portrait_of_Georg_Giese , http://blog.smb.museum/hans-holbein-und-das-geheimnis-des-kaufmanns-georg-gisze/

Georg Giese (2 April 1497 – 3 February 1562) was a prominent Hanseatic merchant, who managed his family's office at London's Steelyard for at least 12 years, and is noted for having had his portrait painted by Hans Holbein the Younger. More on https://en.wikipedia.org/wiki/Georg_Giese