111113934372 has 144 divisors (see below), whose sum is σ = 323172175872. Its totient is φ = 31532276160.

The previous prime is 111113934367. The next prime is 111113934403. The reversal of 111113934372 is 273439311111.

111113934372 is a `hidden beast` number, since 1 + 111 + 139 + 343 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27590223 + ... + 27594249.

Almost surely, 2^111113934372 is an apocalyptic number.

111113934372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111113934372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161586087936).

111113934372 is an abundant number, since it is smaller than the sum of its proper divisors (212058241500).

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

111113934372 is a wasteful number, since it uses less digits than its factorization.

111113934372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4758 (or 4753 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The spelling of 111113934372 in words is "one hundred eleven billion, one hundred thirteen million, nine hundred thirty-four thousand, three hundred seventy-two".