222323213227 has 2 divisors, whose sum is σ = 222323213228. Its totient is φ = 222323213226.

The previous prime is 222323213197. The next prime is 222323213239. The reversal of 222323213227 is 722312323222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222323213227 - 2³⁵ = 187963474859 is a prime.

It is a super-2 number, since 2×222323213227² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222323213327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111161606613 + 111161606614.

It is an arithmetic number, because the mean of its divisors is an integer number (111161606614).

Almost surely, 2^222323213227 is an apocalyptic number.

222323213227 is a deficient number, since it is larger than the sum of its proper divisors (1).

222323213227 is an equidigital number, since it uses as much as digits as its factorization.

222323213227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 31.

Adding to 222323213227 its reverse (722312323222), we get a palindrome (944635536449).

The spelling of 222323213227 in words is "two hundred twenty-two billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-seven".