231130233011519 has 2 divisors, whose sum is σ = 231130233011520. Its totient is φ = 231130233011518.

The previous prime is 231130233011501. The next prime is 231130233011543. The reversal of 231130233011519 is 915110332031132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231130233011519 is a prime.

It is a super-2 number, since 2×231130233011519² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231130233011599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115565116505759 + 115565116505760.

It is an arithmetic number, because the mean of its divisors is an integer number (115565116505760).

Almost surely, 2^{231130233011519} is an apocalyptic number.

231130233011519 is a deficient number, since it is larger than the sum of its proper divisors (1).

231130233011519 is an equidigital number, since it uses as much as digits as its factorization.

231130233011519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 35.

The spelling of 231130233011519 in words is "two hundred thirty-one trillion, one hundred thirty billion, two hundred thirty-three million, eleven thousand, five hundred nineteen".