22202734372 has 96 divisors (see below), whose sum is σ = 49599603200. Its totient is φ = 8639084160.

The previous prime is 22202734289. The next prime is 22202734391. The reversal of 22202734372 is 27343720222.

It is a super-2 number, since 2×22202734372² (a number of 21 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 1077793 + ... + 1098199.

Almost surely, 2^22202734372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22202734372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24799801600).

22202734372 is an abundant number, since it is smaller than the sum of its proper divisors (27396868828).

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

22202734372 is a wasteful number, since it uses less digits than its factorization.

22202734372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20506 (or 20490 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 34.

The spelling of 22202734372 in words is "twenty-two billion, two hundred two million, seven hundred thirty-four thousand, three hundred seventy-two".