22031111133 has 16 divisors (see below), whose sum is σ = 32838927040. Its totient is φ = 14597297712.

The previous prime is 22031111057. The next prime is 22031111143. The reversal of 22031111133 is 33111113022.

22031111133 is a `hidden beast` number, since 220 + 311 + 1 + 1 + 133 = 666.

It is not a de Polignac number, because 22031111133 - 2⁸ = 22031110877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031111143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2498566 + ... + 2507367.

It is an arithmetic number, because the mean of its divisors is an integer number (2052432940).

Almost surely, 2^22031111133 is an apocalyptic number.

It is an amenable number.

22031111133 is a deficient number, since it is larger than the sum of its proper divisors (10807815907).

22031111133 is a wasteful number, since it uses less digits than its factorization.

22031111133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006105 (or 5006099 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 22031111133 its reverse (33111113022), we get a palindrome (55142224155).

The spelling of 22031111133 in words is "twenty-two billion, thirty-one million, one hundred eleven thousand, one hundred thirty-three".