120051210120 has 32 divisors (see below), whose sum is σ = 360153630720. Its totient is φ = 32013656000.

The previous prime is 120051210119. The next prime is 120051210121. The reversal of 120051210120 is 21012150021.

It is an interprime number because it is at equal distance from previous prime (120051210119) and next prime (120051210121).

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 120051210120.

It is not an unprimeable number, because it can be changed into a prime (120051210121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500213256 + ... + 500213495.

It is an arithmetic number, because the mean of its divisors is an integer number (11254800960).

Almost surely, 2^120051210120 is an apocalyptic number.

120051210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120051210120 is an abundant number, since it is smaller than the sum of its proper divisors (240102420600).

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

120051210120 is a wasteful number, since it uses less digits than its factorization.

120051210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000426765 (or 1000426761 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 120051210120 its reverse (21012150021), we get a palindrome (141063360141).

The spelling of 120051210120 in words is "one hundred twenty billion, fifty-one million, two hundred ten thousand, one hundred twenty".