22222212220010 has 32 divisors (see below), whose sum is σ = 43636619581632. Its totient is φ = 8080753409280.

The previous prime is 22222212220001. The next prime is 22222212220031. The reversal of 22222212220010 is 1002221222222.

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, 19830317 + ... + 20920943.

It is an arithmetic number, because the mean of its divisors is an integer number (1363644361926).

Almost surely, 2^{22222212220010} is an apocalyptic number.

22222212220010 is a deficient number, since it is larger than the sum of its proper divisors (21414407361622).

22222212220010 is a wasteful number, since it uses less digits than its factorization.

22222212220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275878.

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

Adding to 22222212220010 its reverse (1002221222222), we get a palindrome (23224433442232).

The spelling of 22222212220010 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twelve million, two hundred twenty thousand, ten".