22204100252 has 12 divisors (see below), whose sum is σ = 38901287376. Its totient is φ = 11089446720.

The previous prime is 22204100239. The next prime is 22204100257. The reversal of 22204100252 is 25200140222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204100257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3146888 + ... + 3153935.

It is an arithmetic number, because the mean of its divisors is an integer number (3241773948).

Almost surely, 2^22204100252 is an apocalyptic number.

It is an amenable number.

22204100252 is a deficient number, since it is larger than the sum of its proper divisors (16697187124).

22204100252 is a wasteful number, since it uses less digits than its factorization.

22204100252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6301708 (or 6301706 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 22204100252 its reverse (25200140222), we get a palindrome (47404240474).

The spelling of 22204100252 in words is "twenty-two billion, two hundred four million, one hundred thousand, two hundred fifty-two".