To solve this question we have to make deduct these 2 years. 2112 minus 1999 will give the answer.
You are 113 years old.
(1356 months are passed.)
From 1999 to 2112 there are 113 years. If you want to learn your age in 2112 (born in 1999) your age is 113.
Let's see what will be your age if you born +1 or -1 from that date.