231042010144433 has 2 divisors, whose sum is σ = 231042010144434. Its totient is φ = 231042010144432.

The previous prime is 231042010144417. The next prime is 231042010144441. The reversal of 231042010144433 is 334441010240132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172518163736689 + 58523846407744 = 13134617^2 + 7650088^2 .

It is a cyclic number.

It is not a de Polignac number, because 231042010144433 - 2⁴ = 231042010144417 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 231042010144433.

It is not a weakly prime, because it can be changed into another prime (231042010144403) 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, 115521005072216 + 115521005072217.

It is an arithmetic number, because the mean of its divisors is an integer number (115521005072217).

Almost surely, 2^{231042010144433} is an apocalyptic number.

It is an amenable number.

231042010144433 is a deficient number, since it is larger than the sum of its proper divisors (1).

231042010144433 is an equidigital number, since it uses as much as digits as its factorization.

231042010144433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 231042010144433 its reverse (334441010240132), we get a palindrome (565483020384565).

The spelling of 231042010144433 in words is "two hundred thirty-one trillion, forty-two billion, ten million, one hundred forty-four thousand, four hundred thirty-three".