222722788692 has 12 divisors (see below), whose sum is σ = 519686506976. Its totient is φ = 74240929560.

The previous prime is 222722788637. The next prime is 222722788693. The reversal of 222722788692 is 296887227222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222722788693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9280116184 + ... + 9280116207.

Almost surely, 2^222722788692 is an apocalyptic number.

It is an amenable number.

222722788692 is an abundant number, since it is smaller than the sum of its proper divisors (296963718284).

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

222722788692 is a wasteful number, since it uses less digits than its factorization.

222722788692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18560232398 (or 18560232396 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 57.

The spelling of 222722788692 in words is "two hundred twenty-two billion, seven hundred twenty-two million, seven hundred eighty-eight thousand, six hundred ninety-two".