231443304601 has 2 divisors, whose sum is σ = 231443304602. Its totient is φ = 231443304600.

The previous prime is 231443304593. The next prime is 231443304607. The reversal of 231443304601 is 106403344132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204629569600 + 26813735001 = 452360^2 + 163749^2 .

It is a cyclic number.

It is not a de Polignac number, because 231443304601 - 2³ = 231443304593 is a prime.

It is not a weakly prime, because it can be changed into another prime (231443304607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115721652300 + 115721652301.

It is an arithmetic number, because the mean of its divisors is an integer number (115721652301).

Almost surely, 2^231443304601 is an apocalyptic number.

It is an amenable number.

231443304601 is a deficient number, since it is larger than the sum of its proper divisors (1).

231443304601 is an equidigital number, since it uses as much as digits as its factorization.

231443304601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 231443304601 its reverse (106403344132), we get a palindrome (337846648733).

The spelling of 231443304601 in words is "two hundred thirty-one billion, four hundred forty-three million, three hundred four thousand, six hundred one".