222231232320311 has 2 divisors, whose sum is σ = 222231232320312. Its totient is φ = 222231232320310.

The previous prime is 222231232320289. The next prime is 222231232320313. The reversal of 222231232320311 is 113023232132222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222231232320311 - 2⁶ = 222231232320247 is a prime.

Together with 222231232320313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222231232320313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111115616160155 + 111115616160156.

It is an arithmetic number, because the mean of its divisors is an integer number (111115616160156).

Almost surely, 2^{222231232320311} is an apocalyptic number.

222231232320311 is a deficient number, since it is larger than the sum of its proper divisors (1).

222231232320311 is an equidigital number, since it uses as much as digits as its factorization.

222231232320311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 222231232320311 its reverse (113023232132222), we get a palindrome (335254464452533).

The spelling of 222231232320311 in words is "two hundred twenty-two trillion, two hundred thirty-one billion, two hundred thirty-two million, three hundred twenty thousand, three hundred eleven".