2113123022000 has 80 divisors (see below), whose sum is σ = 5331685125312. Its totient is φ = 808499225600.

The previous prime is 2113123021943. The next prime is 2113123022011. The reversal of 2113123022000 is 2203213112.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2113123022000² (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 2113123022000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22922729 + ... + 23014728.

Almost surely, 2^{2113123022000} is an apocalyptic number.

2113123022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113123022000 is an abundant number, since it is smaller than the sum of its proper divisors (3218562103312).

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

2113123022000 is a wasteful number, since it uses less digits than its factorization.

2113123022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45937503 (or 45937487 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2113123022000 its reverse (2203213112), we get a palindrome (2115326235112).

The spelling of 2113123022000 in words is "two trillion, one hundred thirteen billion, one hundred twenty-three million, twenty-two thousand".