231130233009131 has 2 divisors, whose sum is σ = 231130233009132. Its totient is φ = 231130233009130.

The previous prime is 231130233009127. The next prime is 231130233009149. The reversal of 231130233009131 is 131900332031132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231130233009131 - 2² = 231130233009127 is a prime.

It is a super-2 number, since 2×231130233009131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231130233009331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115565116504565 + 115565116504566.

It is an arithmetic number, because the mean of its divisors is an integer number (115565116504566).

Almost surely, 2^{231130233009131} is an apocalyptic number.

231130233009131 is a deficient number, since it is larger than the sum of its proper divisors (1).

231130233009131 is an equidigital number, since it uses as much as digits as its factorization.

231130233009131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 32.

The spelling of 231130233009131 in words is "two hundred thirty-one trillion, one hundred thirty billion, two hundred thirty-three million, nine thousand, one hundred thirty-one".