22201534668 has 24 divisors (see below), whose sum is σ = 54055911168. Its totient is φ = 7078750096.

The previous prime is 22201534651. The next prime is 22201534703. The reversal of 22201534668 is 86643510222.

It is a super-2 number, since 2×22201534668² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40219896 + ... + 40220447.

It is an arithmetic number, because the mean of its divisors is an integer number (2252329632).

Almost surely, 2^22201534668 is an apocalyptic number.

It is an amenable number.

22201534668 is an abundant number, since it is smaller than the sum of its proper divisors (31854376500).

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

22201534668 is a wasteful number, since it uses less digits than its factorization.

22201534668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80440373 (or 80440371 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 22201534668 in words is "twenty-two billion, two hundred one million, five hundred thirty-four thousand, six hundred sixty-eight".