120111002012120 has 64 divisors (see below), whose sum is σ = 308858224158720. Its totient is φ = 41180733396864.

The previous prime is 120111002012087. The next prime is 120111002012159. The reversal of 120111002012120 is 21210200111021.

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 = 120111002012095 and 120111002012104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72966869 + ... + 74594811.

It is an arithmetic number, because the mean of its divisors is an integer number (4825909752480).

Almost surely, 2^{120111002012120} is an apocalyptic number.

120111002012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111002012120 is an abundant number, since it is smaller than the sum of its proper divisors (188747222146600).

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

120111002012120 is a wasteful number, since it uses less digits than its factorization.

120111002012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891464 (or 1891460 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120111002012120 its reverse (21210200111021), we get a palindrome (141321202123141).

The spelling of 120111002012120 in words is "one hundred twenty trillion, one hundred eleven billion, two million, twelve thousand, one hundred twenty".