2120001112120 has 16 divisors (see below), whose sum is σ = 4770002502360. Its totient is φ = 848000444832.

The previous prime is 2120001112111. The next prime is 2120001112133. The reversal of 2120001112120 is 212111000212.

It is a self number, because there is not a number n which added to its sum of digits gives 2120001112120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26500013862 + ... + 26500013941.

Almost surely, 2^{2120001112120} is an apocalyptic number.

2120001112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120001112120 is an abundant number, since it is smaller than the sum of its proper divisors (2650001390240).

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

2120001112120 is a wasteful number, since it uses less digits than its factorization.

2120001112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53000027814 (or 53000027810 counting only the distinct ones).

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

Adding to 2120001112120 its reverse (212111000212), we get a palindrome (2332112112332).

The spelling of 2120001112120 in words is "two trillion, one hundred twenty billion, one million, one hundred twelve thousand, one hundred twenty".