2310320311231 has 2 divisors, whose sum is σ = 2310320311232. Its totient is φ = 2310320311230.

The previous prime is 2310320311223. The next prime is 2310320311279. The reversal of 2310320311231 is 1321130230132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2310320311231 - 2³ = 2310320311223 is a prime.

It is a super-2 number, since 2×2310320311231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2310320311291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155160155615 + 1155160155616.

It is an arithmetic number, because the mean of its divisors is an integer number (1155160155616).

Almost surely, 2^{2310320311231} is an apocalyptic number.

2310320311231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2310320311231 is an equidigital number, since it uses as much as digits as its factorization.

2310320311231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2310320311231 its reverse (1321130230132), we get a palindrome (3631450541363).

The spelling of 2310320311231 in words is "two trillion, three hundred ten billion, three hundred twenty million, three hundred eleven thousand, two hundred thirty-one".