222211132312 has 16 divisors (see below), whose sum is σ = 448695555840. Its totient is φ = 102558984096.

The previous prime is 222211132301. The next prime is 222211132337. The reversal of 222211132312 is 213231112222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068322648 + ... + 1068322855.

It is an arithmetic number, because the mean of its divisors is an integer number (28043472240).

Almost surely, 2^222211132312 is an apocalyptic number.

It is an amenable number.

222211132312 is an abundant number, since it is smaller than the sum of its proper divisors (226484423528).

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

222211132312 is a wasteful number, since it uses less digits than its factorization.

222211132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136645522 (or 2136645518 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

Adding to 222211132312 its reverse (213231112222), we get a palindrome (435442244534).

The spelling of 222211132312 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred thirty-two thousand, three hundred twelve".