222258920017 has 2 divisors, whose sum is σ = 222258920018. Its totient is φ = 222258920016.

The previous prime is 222258920003. The next prime is 222258920041. The reversal of 222258920017 is 710029852222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181240924176 + 41017995841 = 425724^2 + 202529^2 .

It is a cyclic number.

It is not a de Polignac number, because 222258920017 - 2³⁵ = 187899181649 is a prime.

It is not a weakly prime, because it can be changed into another prime (222258920047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111129460008 + 111129460009.

It is an arithmetic number, because the mean of its divisors is an integer number (111129460009).

Almost surely, 2^222258920017 is an apocalyptic number.

It is an amenable number.

222258920017 is a deficient number, since it is larger than the sum of its proper divisors (1).

222258920017 is an equidigital number, since it uses as much as digits as its factorization.

222258920017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 222258920017 in words is "two hundred twenty-two billion, two hundred fifty-eight million, nine hundred twenty thousand, seventeen".