Adding to 12002202120012 its reverse (21002120220021), we get a palindrome (33004322340033).
Almost surely, 212002202120012 is an apocalyptic number.
12002202120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12002202120012 is a wasteful number, since it uses less digits than its factorization.
12002202120012 is an evil number, because the sum of its binary digits is even.
The spelling of 12002202120012 in words is "twelve trillion, two billion, two hundred two million, one hundred twenty thousand, twelve".