12220101000012 has 24 divisors (see below), whose sum is σ = 29433361549312. Its totient is φ = 3941968064400.

The previous prime is 12220100999993. The next prime is 12220101000017. The reversal of 12220101000012 is 21000010102221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (12220101000017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16424866564 + ... + 16424867307.

Almost surely, 2^{12220101000012} is an apocalyptic number.

12220101000012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12220101000012 is an abundant number, since it is smaller than the sum of its proper divisors (17213260549300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12220101000012 is a wasteful number, since it uses less digits than its factorization.

12220101000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32849733909 (or 32849733907 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12220101000012 its reverse (21000010102221), we get a palindrome (33220111102233).

The spelling of 12220101000012 in words is "twelve trillion, two hundred twenty billion, one hundred one million, twelve", and thus it is an aban number.