Palindrome  Ridddles

1. I am a four digit number. I have  a one in my thousands place, and a two in my hundreds place. I am a palindrome.

2.  I am a palindrome . I am  > 11 (greater than 11) and <50(Less than fifty) . I am an odd number . What I am?

3.    I am also a palindrome. I am greater than the number of days in a year and less than the product of 19 and 20.What number am I ?