222683752217 has 2 divisors, whose sum is σ = 222683752218. Its totient is φ = 222683752216.

The previous prime is 222683752171. The next prime is 222683752363. The reversal of 222683752217 is 712257386222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190204143376 + 32479608841 = 436124^2 + 180221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222683752217 is a prime.

It is not a weakly prime, because it can be changed into another prime (222683752817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111341876108 + 111341876109.

It is an arithmetic number, because the mean of its divisors is an integer number (111341876109).

Almost surely, 2^222683752217 is an apocalyptic number.

It is an amenable number.

222683752217 is a deficient number, since it is larger than the sum of its proper divisors (1).

222683752217 is an equidigital number, since it uses as much as digits as its factorization.

222683752217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 47.

The spelling of 222683752217 in words is "two hundred twenty-two billion, six hundred eighty-three million, seven hundred fifty-two thousand, two hundred seventeen".