22133113431021 has 24 divisors (see below), whose sum is σ = 32689182839040. Its totient is φ = 14424251140896.

The previous prime is 22133113431019. The next prime is 22133113431089. The reversal of 22133113431021 is 12013431133122.

22133113431021 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 311 + 34 + 310 + 2 + 1 = 666.

It is not a de Polignac number, because 22133113431021 - 2¹ = 22133113431019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133113433021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30827550 + ... + 31537343.

It is an arithmetic number, because the mean of its divisors is an integer number (1362049284960).

Almost surely, 2^{22133113431021} is an apocalyptic number.

It is an amenable number.

22133113431021 is a deficient number, since it is larger than the sum of its proper divisors (10556069408019).

22133113431021 is a wasteful number, since it uses less digits than its factorization.

22133113431021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62365785 (or 62365782 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 22133113431021 its reverse (12013431133122), we get a palindrome (34146544564143).

The spelling of 22133113431021 in words is "twenty-two trillion, one hundred thirty-three billion, one hundred thirteen million, four hundred thirty-one thousand, twenty-one".