111375303165 has 96 divisors (see below), whose sum is σ = 227881285632. Its totient is φ = 49242816000.

The previous prime is 111375303079. The next prime is 111375303167. The reversal of 111375303165 is 561303573111.

111375303165 is a `hidden beast` number, since 1 + 1 + 1 + 37 + 530 + 31 + 65 = 666.

It is not a de Polignac number, because 111375303165 - 2²⁵ = 111341748733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111375303167) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 31451295 + ... + 31454835.

It is an arithmetic number, because the mean of its divisors is an integer number (2373763392).

Almost surely, 2^111375303165 is an apocalyptic number.

111375303165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111375303165 is an abundant number, since it is smaller than the sum of its proper divisors (116505982467).

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

111375303165 is a wasteful number, since it uses less digits than its factorization.

111375303165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811 (or 6808 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

Adding to 111375303165 its reverse (561303573111), we get a palindrome (672678876276).

The spelling of 111375303165 in words is "one hundred eleven billion, three hundred seventy-five million, three hundred three thousand, one hundred sixty-five".