111152105120 has 96 divisors (see below), whose sum is σ = 300194004096. Its totient is φ = 38098713600.

The previous prime is 111152105107. The next prime is 111152105123. The reversal of 111152105120 is 21501251111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 111152105092 and 111152105101.

It is not an unprimeable number, because it can be changed into a prime (111152105123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4760675 + ... + 4783965.

It is an arithmetic number, because the mean of its divisors is an integer number (3127020876).

Almost surely, 2^111152105120 is an apocalyptic number.

111152105120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111152105120 is an abundant number, since it is smaller than the sum of its proper divisors (189041898976).

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

111152105120 is a wasteful number, since it uses less digits than its factorization.

111152105120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27574 (or 27566 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 20.

Adding to 111152105120 its reverse (21501251111), we get a palindrome (132653356231).

The spelling of 111152105120 in words is "one hundred eleven billion, one hundred fifty-two million, one hundred five thousand, one hundred twenty".