222074752961 has 2 divisors, whose sum is σ = 222074752962. Its totient is φ = 222074752960.

The previous prime is 222074752951. The next prime is 222074752973. The reversal of 222074752961 is 169257470222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209338276225 + 12736476736 = 457535^2 + 112856^2 .

It is a cyclic number.

It is not a de Polignac number, because 222074752961 - 2¹⁴ = 222074736577 is a prime.

It is not a weakly prime, because it can be changed into another prime (222074752901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111037376480 + 111037376481.

It is an arithmetic number, because the mean of its divisors is an integer number (111037376481).

Almost surely, 2^222074752961 is an apocalyptic number.

It is an amenable number.

222074752961 is a deficient number, since it is larger than the sum of its proper divisors (1).

222074752961 is an equidigital number, since it uses as much as digits as its factorization.

222074752961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 222074752961 in words is "two hundred twenty-two billion, seventy-four million, seven hundred fifty-two thousand, nine hundred sixty-one".