To solve this question we have to make deduct these 2 years. 2111 minus 1972 will give the answer.
You are 139 years old.
(1668 months are passed.)
From 1972 to 2111 there are 139 years. If you want to learn your age in 2111 (born in 1972) your age is 139.
Let's see what will be your age if you born +1 or -1 from that date.