22200200988 has 48 divisors (see below), whose sum is σ = 61241940480. Its totient is φ = 6124192704.

The previous prime is 22200200963. The next prime is 22200200999. The reversal of 22200200988 is 88900200222.

It is a super-2 number, since 2×22200200988² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4554256 + ... + 4559127.

It is an arithmetic number, because the mean of its divisors is an integer number (1275873760).

Almost surely, 2^22200200988 is an apocalyptic number.

22200200988 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22200200988 is an abundant number, since it is smaller than the sum of its proper divisors (39041739492).

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

22200200988 is a wasteful number, since it uses less digits than its factorization.

22200200988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9113426 (or 9113424 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 22200200988 in words is "twenty-two billion, two hundred million, two hundred thousand, nine hundred eighty-eight".