2531314042331 has 2 divisors, whose sum is σ = 2531314042332. Its totient is φ = 2531314042330.

The previous prime is 2531314042319. The next prime is 2531314042339. The reversal of 2531314042331 is 1332404131352.

2531314042331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2531314042331 - 2¹⁰ = 2531314041307 is a prime.

It is a super-2 number, since 2×2531314042331² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2531314042339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265657021165 + 1265657021166.

It is an arithmetic number, because the mean of its divisors is an integer number (1265657021166).

Almost surely, 2^{2531314042331} is an apocalyptic number.

2531314042331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531314042331 is an equidigital number, since it uses as much as digits as its factorization.

2531314042331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 2531314042331 its reverse (1332404131352), we get a palindrome (3863718173683).

The spelling of 2531314042331 in words is "two trillion, five hundred thirty-one billion, three hundred fourteen million, forty-two thousand, three hundred thirty-one".