2111000022000 has 160 divisors (see below), whose sum is σ = 7562071383360. Its totient is φ = 562933324800.

The previous prime is 2111000021989. The next prime is 2111000022037. The reversal of 2111000022000 is 2200001112.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19492297 + ... + 19600296.

It is an arithmetic number, because the mean of its divisors is an integer number (47262946146).

Almost surely, 2^{2111000022000} is an apocalyptic number.

2111000022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111000022000 is an abundant number, since it is smaller than the sum of its proper divisors (5451071361360).

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

2111000022000 is a wasteful number, since it uses less digits than its factorization.

2111000022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39092625 (or 39092603 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2111000022000 its reverse (2200001112), we get a palindrome (2113200023112).

The spelling of 2111000022000 in words is "two trillion, one hundred eleven billion, twenty-two thousand".