222110211022212 has 96 divisors (see below), whose sum is σ = 533929077641344. Its totient is φ = 71810582400000.

The previous prime is 222110211022199. The next prime is 222110211022241. The reversal of 222110211022212 is 212220112011222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372494712 + ... + 373090512.

Almost surely, 2^{222110211022212} is an apocalyptic number.

It is an amenable number.

222110211022212 is an abundant number, since it is smaller than the sum of its proper divisors (311818866619132).

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

222110211022212 is a wasteful number, since it uses less digits than its factorization.

222110211022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598469 (or 598467 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222110211022212 its reverse (212220112011222), we get a palindrome (434330323033434).

The spelling of 222110211022212 in words is "two hundred twenty-two trillion, one hundred ten billion, two hundred eleven million, twenty-two thousand, two hundred twelve".