222221934768 has 20 divisors (see below), whose sum is σ = 574073331608. Its totient is φ = 74073978240.

The previous prime is 222221934733. The next prime is 222221934791. The reversal of 222221934768 is 867439122222.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 4629623641 = 222221934768 / (2 + 2 + 2 + 2 + 2 + 1 + 9 + 3 + 4 + 7 + 6 + 8).

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, 2314811773 + ... + 2314811868.

Almost surely, 2^222221934768 is an apocalyptic number.

It is an amenable number.

222221934768 is an abundant number, since it is smaller than the sum of its proper divisors (351851396840).

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

222221934768 is a wasteful number, since it uses less digits than its factorization.

222221934768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629623652 (or 4629623646 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The spelling of 222221934768 in words is "two hundred twenty-two billion, two hundred twenty-one million, nine hundred thirty-four thousand, seven hundred sixty-eight".