22231131202 has 16 divisors (see below), whose sum is σ = 38117563200. Its totient is φ = 9525864528.

The previous prime is 22231131191. The next prime is 22231131269. The reversal of 22231131202 is 20213113222.

It is a self number, because there is not a number n which added to its sum of digits gives 22231131202.

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, 67077 + ... + 221272.

It is an arithmetic number, because the mean of its divisors is an integer number (2382347700).

Almost surely, 2^22231131202 is an apocalyptic number.

22231131202 is a deficient number, since it is larger than the sum of its proper divisors (15886431998).

22231131202 is a wasteful number, since it uses less digits than its factorization.

22231131202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293865.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22231131202 its reverse (20213113222), we get a palindrome (42444244424).

The spelling of 22231131202 in words is "twenty-two billion, two hundred thirty-one million, one hundred thirty-one thousand, two hundred two".