222323213239 has 2 divisors, whose sum is σ = 222323213240. Its totient is φ = 222323213238.

The previous prime is 222323213227. The next prime is 222323213243. The reversal of 222323213239 is 932312323222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222323213239 is a prime.

It is a super-2 number, since 2×222323213239² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222323213279) 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, 111161606619 + 111161606620.

It is an arithmetic number, because the mean of its divisors is an integer number (111161606620).

Almost surely, 2^222323213239 is an apocalyptic number.

222323213239 is a deficient number, since it is larger than the sum of its proper divisors (1).

222323213239 is an equidigital number, since it uses as much as digits as its factorization.

222323213239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 34.

The spelling of 222323213239 in words is "two hundred twenty-two billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred thirty-nine".