22013422212 has 24 divisors (see below), whose sum is σ = 51369131296. Its totient is φ = 7337167488.

The previous prime is 22013422181. The next prime is 22013422237. The reversal of 22013422212 is 21222431022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75423 + ... + 222969.

Almost surely, 2^22013422212 is an apocalyptic number.

It is an amenable number.

22013422212 is an abundant number, since it is smaller than the sum of its proper divisors (29355709084).

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

22013422212 is a wasteful number, since it uses less digits than its factorization.

22013422212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159987 (or 159985 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22013422212 its reverse (21222431022), we get a palindrome (43235853234).

The spelling of 22013422212 in words is "twenty-two billion, thirteen million, four hundred twenty-two thousand, two hundred twelve".