231876216041 has 2 divisors, whose sum is σ = 231876216042. Its totient is φ = 231876216040.

The previous prime is 231876216031. The next prime is 231876216059. The reversal of 231876216041 is 140612678132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186821908441 + 45054307600 = 432229^2 + 212260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231876216041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231876216041.

It is not a weakly prime, because it can be changed into another prime (231876216001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115938108020 + 115938108021.

It is an arithmetic number, because the mean of its divisors is an integer number (115938108021).

Almost surely, 2^231876216041 is an apocalyptic number.

It is an amenable number.

231876216041 is a deficient number, since it is larger than the sum of its proper divisors (1).

231876216041 is an equidigital number, since it uses as much as digits as its factorization.

231876216041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 231876216041 in words is "two hundred thirty-one billion, eight hundred seventy-six million, two hundred sixteen thousand, forty-one".