22205117752 has 32 divisors (see below), whose sum is σ = 44568720000. Its totient is φ = 10339934688.

The previous prime is 22205117707. The next prime is 22205117789. The reversal of 22205117752 is 25771150222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229052 + ... + 1246987.

It is an arithmetic number, because the mean of its divisors is an integer number (1392772500).

Almost surely, 2^22205117752 is an apocalyptic number.

It is an amenable number.

22205117752 is an abundant number, since it is smaller than the sum of its proper divisors (22363602248).

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

22205117752 is a wasteful number, since it uses less digits than its factorization.

22205117752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476123 (or 2476119 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

Adding to 22205117752 its reverse (25771150222), we get a palindrome (47976267974).

The spelling of 22205117752 in words is "twenty-two billion, two hundred five million, one hundred seventeen thousand, seven hundred fifty-two".