111312133211013 has 32 divisors (see below), whose sum is σ = 172401754724352. Its totient is φ = 62563240382400.

The previous prime is 111312133210987. The next prime is 111312133211101. The reversal of 111312133211013 is 310112331213111.

It is not a de Polignac number, because 111312133211013 - 2⁸ = 111312133210757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111312133215013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87773520 + ... + 89032662.

It is an arithmetic number, because the mean of its divisors is an integer number (5387554835136).

Almost surely, 2^{111312133211013} is an apocalyptic number.

It is an amenable number.

111312133211013 is a deficient number, since it is larger than the sum of its proper divisors (61089621513339).

111312133211013 is a wasteful number, since it uses less digits than its factorization.

111312133211013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328225.

The product of its (nonzero) digits is 324, while the sum is 24.

Adding to 111312133211013 its reverse (310112331213111), we get a palindrome (421424464424124).

The spelling of 111312133211013 in words is "one hundred eleven trillion, three hundred twelve billion, one hundred thirty-three million, two hundred eleven thousand, thirteen".