111313013112 has 96 divisors (see below), whose sum is σ = 344706785280. Its totient is φ = 31788348480.

The previous prime is 111313013111. The next prime is 111313013131. The reversal of 111313013112 is 211310313111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111313013111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1011633 + ... + 1116255.

It is an arithmetic number, because the mean of its divisors is an integer number (3590695680).

Almost surely, 2^111313013112 is an apocalyptic number.

111313013112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111313013112 is an abundant number, since it is smaller than the sum of its proper divisors (233393772168).

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

111313013112 is a wasteful number, since it uses less digits than its factorization.

111313013112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106753 (or 106746 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111313013112 its reverse (211310313111), we get a palindrome (322623326223).

The spelling of 111313013112 in words is "one hundred eleven billion, three hundred thirteen million, thirteen thousand, one hundred twelve".