120121120112000 has 128 divisors (see below), whose sum is σ = 341315583036480. Its totient is φ = 41184384000000.

The previous prime is 120121120111997. The next prime is 120121120112003. The reversal of 120121120112000 is 211021121021.

It is an interprime number because it is at equal distance from previous prime (120121120111997) and next prime (120121120112003).

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120121120112003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536143001 + ... + 536367000.

Almost surely, 2^{120121120112000} is an apocalyptic number.

120121120112000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120121120112000 is an abundant number, since it is smaller than the sum of its proper divisors (221194462924480).

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

120121120112000 is an equidigital number, since it uses as much as digits as its factorization.

120121120112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072510037 (or 1072510015 counting only the distinct ones).

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

Adding to 120121120112000 its reverse (211021121021), we get a palindrome (120332141233021).

The spelling of 120121120112000 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twelve thousand".