22422012404 has 48 divisors (see below), whose sum is σ = 45133126080. Its totient is φ = 9639440640.

The previous prime is 22422012373. The next prime is 22422012409. The reversal of 22422012404 is 40421022422.

It is a self number, because there is not a number n which added to its sum of digits gives 22422012404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22422012409) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 490592 + ... + 534344.

It is an arithmetic number, because the mean of its divisors is an integer number (940273460).

Almost surely, 2^22422012404 is an apocalyptic number.

It is an amenable number.

22422012404 is an abundant number, since it is smaller than the sum of its proper divisors (22711113676).

22422012404 is a wasteful number, since it uses less digits than its factorization.

22422012404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44400 (or 44398 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22422012404 its reverse (40421022422), we get a palindrome (62843034826).

The spelling of 22422012404 in words is "twenty-two billion, four hundred twenty-two million, twelve thousand, four hundred four".