12122112000120 has 64 divisors (see below), whose sum is σ = 36367256149920. Its totient is φ = 3232481409024.

The previous prime is 12122112000029. The next prime is 12122112000133. The reversal of 12122112000120 is 2100021122121.

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 12122112000120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3560452 + ... + 6076268.

Almost surely, 2^{12122112000120} is an apocalyptic number.

12122112000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122112000120 is an abundant number, since it is smaller than the sum of its proper divisors (24245144149800).

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

12122112000120 is a wasteful number, since it uses less digits than its factorization.

12122112000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555984 (or 2555980 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122112000120 its reverse (2100021122121), we get a palindrome (14222133122241).

The spelling of 12122112000120 in words is "twelve trillion, one hundred twenty-two billion, one hundred twelve million, one hundred twenty", and thus it is an aban number.