231110130287 has 2 divisors, whose sum is σ = 231110130288. Its totient is φ = 231110130286.

The previous prime is 231110130281. The next prime is 231110130313. The reversal of 231110130287 is 782031011132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231110130287 - 2¹⁶ = 231110064751 is a prime.

It is a super-2 number, since 2×231110130287² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231110130281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115555065143 + 115555065144.

It is an arithmetic number, because the mean of its divisors is an integer number (115555065144).

Almost surely, 2^231110130287 is an apocalyptic number.

231110130287 is a deficient number, since it is larger than the sum of its proper divisors (1).

231110130287 is an equidigital number, since it uses as much as digits as its factorization.

231110130287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 231110130287 in words is "two hundred thirty-one billion, one hundred ten million, one hundred thirty thousand, two hundred eighty-seven".