You need only a single '1' to write 122, but 122 of them to count to 122.
There r 16 1s. Including the word one.
5 number 1s so far
4
19 of them.
11
122 has four factors: 1 2 61 122.
42
1
One.
1s + 1s + 1 = 2s + 1
There are infinitely many answers. 1*122 is a simple one.
6