13112012232112 has 20 divisors (see below), whose sum is σ = 26091132449536. Its totient is φ = 6378816761280.

The previous prime is 13112012232083. The next prime is 13112012232131. The reversal of 13112012232112 is 21123221021131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11074334064 + ... + 11074335247.

Almost surely, 2^{13112012232112} is an apocalyptic number.

It is an amenable number.

13112012232112 is a deficient number, since it is larger than the sum of its proper divisors (12979120217424).

13112012232112 is a wasteful number, since it uses less digits than its factorization.

13112012232112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22148669356 (or 22148669350 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 13112012232112 its reverse (21123221021131), we get a palindrome (34235233253243).

The spelling of 13112012232112 in words is "thirteen trillion, one hundred twelve billion, twelve million, two hundred thirty-two thousand, one hundred twelve".