111121051160 has 32 divisors (see below), whose sum is σ = 285739846560. Its totient is φ = 38098646016.

The previous prime is 111121051073. The next prime is 111121051207. The reversal of 111121051160 is 61150121111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198430169 + ... + 198430728.

It is an arithmetic number, because the mean of its divisors is an integer number (8929370205).

Almost surely, 2^111121051160 is an apocalyptic number.

111121051160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111121051160 is an abundant number, since it is smaller than the sum of its proper divisors (174618795400).

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

111121051160 is a wasteful number, since it uses less digits than its factorization.

111121051160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396860915 (or 396860911 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 20.

Adding to 111121051160 its reverse (61150121111), we get a palindrome (172271172271).

The spelling of 111121051160 in words is "one hundred eleven billion, one hundred twenty-one million, fifty-one thousand, one hundred sixty".