222756120656771 has 16 divisors (see below), whose sum is σ = 243954312663936. Its totient is φ = 202156370597376.

The previous prime is 222756120656767. The next prime is 222756120656789. The reversal of 222756120656771 is 177656021657222.

It is not a de Polignac number, because 222756120656771 - 2² = 222756120656767 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222756120656771.

It is not an unprimeable number, because it can be changed into a prime (222756120656731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374666555 + ... + 375260628.

It is an arithmetic number, because the mean of its divisors is an integer number (15247144541496).

Almost surely, 2^{222756120656771} is an apocalyptic number.

222756120656771 is a deficient number, since it is larger than the sum of its proper divisors (21198192007165).

222756120656771 is a wasteful number, since it uses less digits than its factorization.

222756120656771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749927582.

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 222756120656771 in words is "two hundred twenty-two trillion, seven hundred fifty-six billion, one hundred twenty million, six hundred fifty-six thousand, seven hundred seventy-one".