13112212130012 has 24 divisors (see below), whose sum is σ = 22957486239072. Its totient is φ = 6552930758400.

The previous prime is 13112212129963. The next prime is 13112212130021. The reversal of 13112212130012 is 21003121221131.

It is a super-2 number, since 2×13112212130012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155332337 + ... + 155416727.

It is an arithmetic number, because the mean of its divisors is an integer number (956561926628).

Almost surely, 2^{13112212130012} is an apocalyptic number.

It is an amenable number.

13112212130012 is a deficient number, since it is larger than the sum of its proper divisors (9845274109060).

13112212130012 is a wasteful number, since it uses less digits than its factorization.

13112212130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102749 (or 102747 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13112212130012 its reverse (21003121221131), we get a palindrome (34115333351143).

The spelling of 13112212130012 in words is "thirteen trillion, one hundred twelve billion, two hundred twelve million, one hundred thirty thousand, twelve".