Euro banknotes a common theme of European architecture in various artistic eras. The obverse of the banknote features windows or gateways while the reverse bears different types of bridges. The architectural examples are stylised illustrations, not representations of existing monuments. All the notes of the initial series of euro notes bear the European flag, a map of the continent on the reverse, the name "euro" in both Latin and Greek script (EURO / ΕΥΡΩ) and the signature of a president of the ECB, depending on when the banknote was printed. The 12 stars from the flag are also incorporated into every note.
100 euro note below. The hundred euro note is protected by: The 100 euro notes are made of pure cotton fibre, which improves their durability as well as making the banknotes have a distinctive feel. The printer code is positioned at the right of 9 o'clock star. The European Central Bank is closely monitoring the circulation and stock of the euro coins and banknotes. It is a task of the Eurosystem to ensure an efficient and smooth supply of euro notes and to maintain their integrity throughout the euro area. In January 2017, there are €100 banknotes in circulation around the euro area