22213213204 has 96 divisors (see below), whose sum is σ = 48754250496. Its totient is φ = 8622028800.

The previous prime is 22213213157. The next prime is 22213213241. The reversal of 22213213204 is 40231231222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4151659 + ... + 4157005.

It is an arithmetic number, because the mean of its divisors is an integer number (507856776).

Almost surely, 2^22213213204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22213213204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24377125248).

22213213204 is an abundant number, since it is smaller than the sum of its proper divisors (26541037292).

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

22213213204 is a wasteful number, since it uses less digits than its factorization.

22213213204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5585 (or 5583 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22213213204 its reverse (40231231222), we get a palindrome (62444444426).

The spelling of 22213213204 in words is "twenty-two billion, two hundred thirteen million, two hundred thirteen thousand, two hundred four".