To solve this question we have to make deduct these 2 years. 2120 minus 1997 will give the answer.
You are 123 years old.
(1476 months are passed.)
From 1997 to 2120 there are 123 years. If you want to learn your age in 2120 (born in 1997) your age is 123.
Let's see what will be your age if you born +1 or -1 from that date.