231411510227 has 2 divisors, whose sum is σ = 231411510228. Its totient is φ = 231411510226.

The previous prime is 231411510149. The next prime is 231411510229. The reversal of 231411510227 is 722015114132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231411510227 is a prime.

Together with 231411510229, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231411510227.

It is not a weakly prime, because it can be changed into another prime (231411510229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115705755113 + 115705755114.

It is an arithmetic number, because the mean of its divisors is an integer number (115705755114).

Almost surely, 2^231411510227 is an apocalyptic number.

231411510227 is a deficient number, since it is larger than the sum of its proper divisors (1).

231411510227 is an equidigital number, since it uses as much as digits as its factorization.

231411510227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 231411510227 its reverse (722015114132), we get a palindrome (953426624359).

The spelling of 231411510227 in words is "two hundred thirty-one billion, four hundred eleven million, five hundred ten thousand, two hundred twenty-seven".