231303231241 has 2 divisors, whose sum is σ = 231303231242. Its totient is φ = 231303231240.

The previous prime is 231303231227. The next prime is 231303231253. The reversal of 231303231241 is 142132303132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222190619641 + 9112611600 = 471371^2 + 95460^2 .

It is a cyclic number.

It is not a de Polignac number, because 231303231241 - 2⁹ = 231303230729 is a prime.

It is not a weakly prime, because it can be changed into another prime (231303231281) 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, 115651615620 + 115651615621.

It is an arithmetic number, because the mean of its divisors is an integer number (115651615621).

Almost surely, 2^231303231241 is an apocalyptic number.

It is an amenable number.

231303231241 is a deficient number, since it is larger than the sum of its proper divisors (1).

231303231241 is an equidigital number, since it uses as much as digits as its factorization.

231303231241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 231303231241 its reverse (142132303132), we get a palindrome (373435534373).

The spelling of 231303231241 in words is "two hundred thirty-one billion, three hundred three million, two hundred thirty-one thousand, two hundred forty-one".