Much more information is needed. Please post a new, separate question with: > The name of the country that issued the bill > Its date > If a US bill, what letter if any is under / next to...
Million-dollar bills are an urban legend. Since the US has never printed a $1,000,000 legal tender bill, any such "currency" is a privately-made novelty item so it's worthless except as a curiosity....
There is no such thing and never has been (in US currency, at least). The highest legitimate US bill denomination ever was the $100,000 bill which featured Woodrow Wilson. However, it was never...