12120110031120 has 160 divisors (see below), whose sum is σ = 46242881432832. Its totient is φ = 2557210023936.

The previous prime is 12120110031049. The next prime is 12120110031143. The reversal of 12120110031120 is 2113001102121.

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 12120110031120.

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, 277453207 + ... + 277496886.

Almost surely, 2^{12120110031120} is an apocalyptic number.

12120110031120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12120110031120 is an abundant number, since it is smaller than the sum of its proper divisors (34122771401712).

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

12120110031120 is a wasteful number, since it uses less digits than its factorization.

12120110031120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554950129 (or 554950123 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12120110031120 its reverse (2113001102121), we get a palindrome (14233111133241).

The spelling of 12120110031120 in words is "twelve trillion, one hundred twenty billion, one hundred ten million, thirty-one thousand, one hundred twenty".