231441543241 has 2 divisors, whose sum is σ = 231441543242. Its totient is φ = 231441543240.

The previous prime is 231441543217. The next prime is 231441543247. The reversal of 231441543241 is 142345144132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215871744400 + 15569798841 = 464620^2 + 124779^2 .

It is a cyclic number.

It is not a de Polignac number, because 231441543241 - 2⁵ = 231441543209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231441543197 and 231441543206.

It is not a weakly prime, because it can be changed into another prime (231441543247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115720771620 + 115720771621.

It is an arithmetic number, because the mean of its divisors is an integer number (115720771621).

Almost surely, 2^231441543241 is an apocalyptic number.

It is an amenable number.

231441543241 is a deficient number, since it is larger than the sum of its proper divisors (1).

231441543241 is an equidigital number, since it uses as much as digits as its factorization.

231441543241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 34.

Adding to 231441543241 its reverse (142345144132), we get a palindrome (373786687373).

The spelling of 231441543241 in words is "two hundred thirty-one billion, four hundred forty-one million, five hundred forty-three thousand, two hundred forty-one".