222311222113 has 2 divisors, whose sum is σ = 222311222114. Its totient is φ = 222311222112.

The previous prime is 222311222057. The next prime is 222311222143. The reversal of 222311222113 is 311222113222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184236675984 + 38074546129 = 429228^2 + 195127^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222311222113 is a prime.

It is not a weakly prime, because it can be changed into another prime (222311222143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111155611056 + 111155611057.

It is an arithmetic number, because the mean of its divisors is an integer number (111155611057).

Almost surely, 2^222311222113 is an apocalyptic number.

It is an amenable number.

222311222113 is a deficient number, since it is larger than the sum of its proper divisors (1).

222311222113 is an equidigital number, since it uses as much as digits as its factorization.

222311222113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

Adding to 222311222113 its reverse (311222113222), we get a palindrome (533533335335).

The spelling of 222311222113 in words is "two hundred twenty-two billion, three hundred eleven million, two hundred twenty-two thousand, one hundred thirteen".