231301243204351 has 2 divisors, whose sum is σ = 231301243204352. Its totient is φ = 231301243204350.

The previous prime is 231301243204277. The next prime is 231301243204391. The reversal of 231301243204351 is 153402342103132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231301243204351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231301243204391) 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, 115650621602175 + 115650621602176.

It is an arithmetic number, because the mean of its divisors is an integer number (115650621602176).

Almost surely, 2^{231301243204351} is an apocalyptic number.

231301243204351 is a deficient number, since it is larger than the sum of its proper divisors (1).

231301243204351 is an equidigital number, since it uses as much as digits as its factorization.

231301243204351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 231301243204351 its reverse (153402342103132), we get a palindrome (384703585307483).

The spelling of 231301243204351 in words is "two hundred thirty-one trillion, three hundred one billion, two hundred forty-three million, two hundred four thousand, three hundred fifty-one".