111102112010120 has 128 divisors (see below), whose sum is σ = 328066386969600. Its totient is φ = 32806638662400.

The previous prime is 111102112010083. The next prime is 111102112010167. The reversal of 111102112010120 is 21010211201111.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 111102112010095 and 111102112010104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 949207646 + ... + 949324685.

It is an arithmetic number, because the mean of its divisors is an integer number (2563018648200).

Almost surely, 2^{111102112010120} is an apocalyptic number.

111102112010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102112010120 is an abundant number, since it is smaller than the sum of its proper divisors (216964274959480).

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

111102112010120 is a wasteful number, since it uses less digits than its factorization.

111102112010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898532379 (or 1898532375 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111102112010120 its reverse (21010211201111), we get a palindrome (132112323211231).

The spelling of 111102112010120 in words is "one hundred eleven trillion, one hundred two billion, one hundred twelve million, ten thousand, one hundred twenty".