231240240412001 has 2 divisors, whose sum is σ = 231240240412002. Its totient is φ = 231240240412000.

The previous prime is 231240240411883. The next prime is 231240240412073. The reversal of 231240240412001 is 100214042042132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139404894790225 + 91835345621776 = 11806985^2 + 9583076^2 .

It is a cyclic number.

It is not a de Polignac number, because 231240240412001 - 2⁴² = 226842193900897 is a prime.

It is not a weakly prime, because it can be changed into another prime (231240240412091) 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, 115620120206000 + 115620120206001.

It is an arithmetic number, because the mean of its divisors is an integer number (115620120206001).

Almost surely, 2^{231240240412001} is an apocalyptic number.

It is an amenable number.

231240240412001 is a deficient number, since it is larger than the sum of its proper divisors (1).

231240240412001 is an equidigital number, since it uses as much as digits as its factorization.

231240240412001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 231240240412001 its reverse (100214042042132), we get a palindrome (331454282454133).

The spelling of 231240240412001 in words is "two hundred thirty-one trillion, two hundred forty billion, two hundred forty million, four hundred twelve thousand, one".