231379110143 has 2 divisors, whose sum is σ = 231379110144. Its totient is φ = 231379110142.

The previous prime is 231379110097. The next prime is 231379110167. The reversal of 231379110143 is 341011973132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231379110143 - 2¹² = 231379106047 is a prime.

It is a super-2 number, since 2×231379110143² (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 (231379110343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115689555071 + 115689555072.

It is an arithmetic number, because the mean of its divisors is an integer number (115689555072).

Almost surely, 2^231379110143 is an apocalyptic number.

231379110143 is a deficient number, since it is larger than the sum of its proper divisors (1).

231379110143 is an equidigital number, since it uses as much as digits as its factorization.

231379110143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 35.

The spelling of 231379110143 in words is "two hundred thirty-one billion, three hundred seventy-nine million, one hundred ten thousand, one hundred forty-three".