120112111110120 has 128 divisors (see below), whose sum is σ = 378309899520000. Its totient is φ = 30449333147904.

The previous prime is 120112111110053. The next prime is 120112111110179. The reversal of 120112111110120 is 21011111211021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120112111110120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133043620 + ... + 133943379.

It is an arithmetic number, because the mean of its divisors is an integer number (2955546090000).

Almost surely, 2^{120112111110120} is an apocalyptic number.

120112111110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120112111110120 is an abundant number, since it is smaller than the sum of its proper divisors (258197788409880).

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

120112111110120 is a wasteful number, since it uses less digits than its factorization.

120112111110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266987199 (or 266987195 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 120112111110120 its reverse (21011111211021), we get a palindrome (141123222321141).

The spelling of 120112111110120 in words is "one hundred twenty trillion, one hundred twelve billion, one hundred eleven million, one hundred ten thousand, one hundred twenty".