222038218564 has 12 divisors (see below), whose sum is σ = 390278632464. Its totient is φ = 110530037864.

The previous prime is 222038218561. The next prime is 222038218573. The reversal of 222038218564 is 465812830222.

It is a self number, because there is not a number n which added to its sum of digits gives 222038218564.

It is not an unprimeable number, because it can be changed into a prime (222038218561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122266834 + ... + 122268649.

It is an arithmetic number, because the mean of its divisors is an integer number (32523219372).

Almost surely, 2^222038218564 is an apocalyptic number.

It is an amenable number.

222038218564 is a deficient number, since it is larger than the sum of its proper divisors (168240413900).

222038218564 is a wasteful number, since it uses less digits than its factorization.

222038218564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244535714 (or 244535712 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 222038218564 in words is "two hundred twenty-two billion, thirty-eight million, two hundred eighteen thousand, five hundred sixty-four".