121332031000120 has 32 divisors (see below), whose sum is σ = 276736755643920. Its totient is φ = 47867979352320.

The previous prime is 121332031000003. The next prime is 121332031000127. The reversal of 121332031000120 is 21000130233121.

It is a super-2 number, since 2×121332031000120² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121332031000127) 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, 20776029786 + ... + 20776035625.

Almost surely, 2^{121332031000120} is an apocalyptic number.

121332031000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121332031000120 is an abundant number, since it is smaller than the sum of its proper divisors (155404724643800).

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

121332031000120 is a wasteful number, since it uses less digits than its factorization.

121332031000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41552065495 (or 41552065491 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121332031000120 its reverse (21000130233121), we get a palindrome (142332161233241).

The spelling of 121332031000120 in words is "one hundred twenty-one trillion, three hundred thirty-two billion, thirty-one million, one hundred twenty", and thus it is an aban number.