22221104204 has 12 divisors (see below), whose sum is σ = 41878234944. Its totient is φ = 10255894224.

The previous prime is 22221104189. The next prime is 22221104221. The reversal of 22221104204 is 40240112222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213664412 + ... + 213664515.

It is an arithmetic number, because the mean of its divisors is an integer number (3489852912).

Almost surely, 2^22221104204 is an apocalyptic number.

It is an amenable number.

22221104204 is a deficient number, since it is larger than the sum of its proper divisors (19657130740).

22221104204 is a wasteful number, since it uses less digits than its factorization.

22221104204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427328944 (or 427328942 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22221104204 its reverse (40240112222), we get a palindrome (62461216426).

The spelling of 22221104204 in words is "twenty-two billion, two hundred twenty-one million, one hundred four thousand, two hundred four".