22222400020404 has 48 divisors (see below), whose sum is σ = 53645230195200. Its totient is φ = 7151376217216.

The previous prime is 22222400020399. The next prime is 22222400020421. The reversal of 22222400020404 is 40402000422222.

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, 831202 + ... + 6718310.

It is an arithmetic number, because the mean of its divisors is an integer number (1117608962400).

Almost surely, 2^{22222400020404} is an apocalyptic number.

It is an amenable number.

22222400020404 is an abundant number, since it is smaller than the sum of its proper divisors (31422830174796).

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

22222400020404 is a wasteful number, since it uses less digits than its factorization.

22222400020404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897992 (or 5897990 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22222400020404 its reverse (40402000422222), we get a palindrome (62624400442626).

The spelling of 22222400020404 in words is "twenty-two trillion, two hundred twenty-two billion, four hundred million, twenty thousand, four hundred four".