230011112131 has 2 divisors, whose sum is σ = 230011112132. Its totient is φ = 230011112130.

The previous prime is 230011112129. The next prime is 230011112141. The reversal of 230011112131 is 131211110032.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230011112131 - 2¹ = 230011112129 is a prime.

It is a super-2 number, since 2×230011112131² (a number of 24 digits) contains 22 as substring.

Together with 230011112129, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (230011112141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115005556065 + 115005556066.

It is an arithmetic number, because the mean of its divisors is an integer number (115005556066).

Almost surely, 2^230011112131 is an apocalyptic number.

230011112131 is a deficient number, since it is larger than the sum of its proper divisors (1).

230011112131 is an equidigital number, since it uses as much as digits as its factorization.

230011112131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 230011112131 its reverse (131211110032), we get a palindrome (361222222163).

The spelling of 230011112131 in words is "two hundred thirty billion, eleven million, one hundred twelve thousand, one hundred thirty-one".