2112112000120 has 128 divisors (see below), whose sum is σ = 5479270920000. Its totient is φ = 727322222592.

The previous prime is 2112112000111. The next prime is 2112112000133. The reversal of 2112112000120 is 210002112112.

It is a super-2 number, since 2×2112112000120² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112112000120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2443875 + ... + 3193234.

Almost surely, 2^{2112112000120} is an apocalyptic number.

2112112000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112112000120 is an abundant number, since it is smaller than the sum of its proper divisors (3367158919880).

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

2112112000120 is a wasteful number, since it uses less digits than its factorization.

2112112000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637185 (or 5637181 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2112112000120 its reverse (210002112112), we get a palindrome (2322114112232).

The spelling of 2112112000120 in words is "two trillion, one hundred twelve billion, one hundred twelve million, one hundred twenty", and thus it is an aban number.