12022000012 has 72 divisors (see below), whose sum is σ = 24229237760. Its totient is φ = 5208904800.

The previous prime is 12021999943. The next prime is 12022000021. The reversal of 12022000012 is 21000022021.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 999289 + ... + 1011247.

Almost surely, 2^12022000012 is an apocalyptic number.

It is an amenable number.

12022000012 is an abundant number, since it is smaller than the sum of its proper divisors (12207237748).

12022000012 is a wasteful number, since it uses less digits than its factorization.

12022000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12083 (or 12070 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12022000012 its reverse (21000022021), we get a palindrome (33022022033).

The spelling of 12022000012 in words is "twelve billion, twenty-two million, twelve", and thus it is an aban number and an uban number.