222213342331 has 2 divisors, whose sum is σ = 222213342332. Its totient is φ = 222213342330.

The previous prime is 222213342319. The next prime is 222213342347. The reversal of 222213342331 is 133243312222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222213342331 is a prime.

It is a super-2 number, since 2×222213342331² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222213342331.

It is not a weakly prime, because it can be changed into another prime (222213342391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111106671165 + 111106671166.

It is an arithmetic number, because the mean of its divisors is an integer number (111106671166).

Almost surely, 2^222213342331 is an apocalyptic number.

222213342331 is a deficient number, since it is larger than the sum of its proper divisors (1).

222213342331 is an equidigital number, since it uses as much as digits as its factorization.

222213342331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 28.

Adding to 222213342331 its reverse (133243312222), we get a palindrome (355456654553).

The spelling of 222213342331 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred forty-two thousand, three hundred thirty-one".