231410121143 has 2 divisors, whose sum is σ = 231410121144. Its totient is φ = 231410121142.

The previous prime is 231410121113. The next prime is 231410121157. The reversal of 231410121143 is 341121014132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231410121143 - 2³⁰ = 230336379319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231410121113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115705060571 + 115705060572.

It is an arithmetic number, because the mean of its divisors is an integer number (115705060572).

Almost surely, 2^231410121143 is an apocalyptic number.

231410121143 is a deficient number, since it is larger than the sum of its proper divisors (1).

231410121143 is an equidigital number, since it uses as much as digits as its factorization.

231410121143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 231410121143 its reverse (341121014132), we get a palindrome (572531135275).

The spelling of 231410121143 in words is "two hundred thirty-one billion, four hundred ten million, one hundred twenty-one thousand, one hundred forty-three".