2120231000120 has 32 divisors (see below), whose sum is σ = 4778080060320. Its totient is φ = 846748344960.

The previous prime is 2120231000093. The next prime is 2120231000137. The reversal of 2120231000120 is 210001320212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120231000095 and 2120231000104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41976167 + ... + 42026646.

It is an arithmetic number, because the mean of its divisors is an integer number (149315001885).

Almost surely, 2^{2120231000120} is an apocalyptic number.

2120231000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120231000120 is an abundant number, since it is smaller than the sum of its proper divisors (2657849060200).

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

2120231000120 is a wasteful number, since it uses less digits than its factorization.

2120231000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84003455 (or 84003451 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2120231000120 its reverse (210001320212), we get a palindrome (2330232320332).

The spelling of 2120231000120 in words is "two trillion, one hundred twenty billion, two hundred thirty-one million, one hundred twenty", and thus it is an aban number.