22155355233 has 12 divisors (see below), whose sum is σ = 34911469008. Its totient is φ = 13427487960.

The previous prime is 22155355231. The next prime is 22155355259. The reversal of 22155355233 is 33255355122.

22155355233 is a `hidden beast` number, since 2 + 21 + 5 + 53 + 552 + 33 = 666.

It is not a de Polignac number, because 22155355233 - 2¹ = 22155355231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22155355231) 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, 111895635 + ... + 111895832.

It is an arithmetic number, because the mean of its divisors is an integer number (2909289084).

Almost surely, 2^22155355233 is an apocalyptic number.

It is an amenable number.

22155355233 is a deficient number, since it is larger than the sum of its proper divisors (12756113775).

22155355233 is a wasteful number, since it uses less digits than its factorization.

22155355233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223791484 (or 223791481 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The spelling of 22155355233 in words is "twenty-two billion, one hundred fifty-five million, three hundred fifty-five thousand, two hundred thirty-three".