222112221022 has 24 divisors (see below), whose sum is σ = 353995781040. Its totient is φ = 104500811520.

The previous prime is 222112220989. The next prime is 222112221049. The reversal of 222112221022 is 220122211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2804122 + ... + 2882242.

It is an arithmetic number, because the mean of its divisors is an integer number (14749824210).

Almost surely, 2^222112221022 is an apocalyptic number.

222112221022 is a deficient number, since it is larger than the sum of its proper divisors (131883560018).

222112221022 is a wasteful number, since it uses less digits than its factorization.

222112221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83076 (or 83059 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222112221022 its reverse (220122211222), we get a palindrome (442234432244).

The spelling of 222112221022 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, twenty-two".