How many twos are in the number 24422534242?

There are five digits that are 2's, but the only "2" is the one at far right. The rest represent larger values. If you want to know how many 2's it could have in it, the answer is 12,211,267,121. Also, two of the five digits represent numbers called twenty (billion, million) while three represent numbers called two (million, hundred, units).