12022021000012 has 6 divisors (see below), whose sum is σ = 21038536750028. Its totient is φ = 6011010500004.

The previous prime is 12022020999893. The next prime is 12022021000109. The reversal of 12022021000012 is 21000012022021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12022020999956 and 12022021000001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502752624998 + ... + 1502752625005.

Almost surely, 2^{12022021000012} is an apocalyptic number.

It is an amenable number.

12022021000012 is a deficient number, since it is larger than the sum of its proper divisors (9016515750016).

12022021000012 is a wasteful number, since it uses less digits than its factorization.

12022021000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005505250007 (or 3005505250005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12022021000012 its reverse (21000012022021), we get a palindrome (33022033022033).

The spelling of 12022021000012 in words is "twelve trillion, twenty-two billion, twenty-one million, twelve", and thus it is an aban number and an uban number.