222002244312 has 32 divisors (see below), whose sum is σ = 584216433600. Its totient is φ = 70105971744.

The previous prime is 222002244281. The next prime is 222002244337. The reversal of 222002244312 is 213442200222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243423058 + ... + 243423969.

It is an arithmetic number, because the mean of its divisors is an integer number (18256763550).

Almost surely, 2^222002244312 is an apocalyptic number.

It is an amenable number.

222002244312 is an abundant number, since it is smaller than the sum of its proper divisors (362214189288).

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

222002244312 is a wasteful number, since it uses less digits than its factorization.

222002244312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486847055 (or 486847051 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 222002244312 its reverse (213442200222), we get a palindrome (435444444534).

The spelling of 222002244312 in words is "two hundred twenty-two billion, two million, two hundred forty-four thousand, three hundred twelve".