22033056552021 has 12 divisors (see below), whose sum is σ = 31826665031148. Its totient is φ = 14688178721664.

The previous prime is 22033056552007. The next prime is 22033056552083. The reversal of 22033056552021 is 12025565033022.

22033056552021 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 30 + 56 + 552 + 0 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12525016464900 + 9508040087121 = 3539070^2 + 3083511^2 .

It is not a de Polignac number, because 22033056552021 - 2¹⁹ = 22033056027733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033056502021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43538310 + ... + 44041463.

It is an arithmetic number, because the mean of its divisors is an integer number (2652222085929).

Almost surely, 2^{22033056552021} is an apocalyptic number.

It is an amenable number.

22033056552021 is a deficient number, since it is larger than the sum of its proper divisors (9793608479127).

22033056552021 is a wasteful number, since it uses less digits than its factorization.

22033056552021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87607732 (or 87607729 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 22033056552021 in words is "twenty-two trillion, thirty-three billion, fifty-six million, five hundred fifty-two thousand, twenty-one".