22513004204 has 6 divisors (see below), whose sum is σ = 39397757364. Its totient is φ = 11256502100.

The previous prime is 22513004197. The next prime is 22513004209. The reversal of 22513004204 is 40240031522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22513004204.

It is not an unprimeable number, because it can be changed into a prime (22513004209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2814125522 + ... + 2814125529.

It is an arithmetic number, because the mean of its divisors is an integer number (6566292894).

Almost surely, 2^22513004204 is an apocalyptic number.

It is an amenable number.

22513004204 is a deficient number, since it is larger than the sum of its proper divisors (16884753160).

22513004204 is a wasteful number, since it uses less digits than its factorization.

22513004204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5628251055 (or 5628251053 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 22513004204 its reverse (40240031522), we get a palindrome (62753035726).

The spelling of 22513004204 in words is "twenty-two billion, five hundred thirteen million, four thousand, two hundred four".