230233131013021 has 2 divisors, whose sum is σ = 230233131013022. Its totient is φ = 230233131013020.

The previous prime is 230233131013013. The next prime is 230233131013051. The reversal of 230233131013021 is 120310131332032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161791760228121 + 68441370784900 = 12719739^2 + 8272930^2 .

It is a cyclic number.

It is not a de Polignac number, because 230233131013021 - 2³ = 230233131013013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230233131013051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115116565506510 + 115116565506511.

It is an arithmetic number, because the mean of its divisors is an integer number (115116565506511).

Almost surely, 2^{230233131013021} is an apocalyptic number.

It is an amenable number.

230233131013021 is a deficient number, since it is larger than the sum of its proper divisors (1).

230233131013021 is an equidigital number, since it uses as much as digits as its factorization.

230233131013021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 230233131013021 its reverse (120310131332032), we get a palindrome (350543262345053).

The spelling of 230233131013021 in words is "two hundred thirty trillion, two hundred thirty-three billion, one hundred thirty-one million, thirteen thousand, twenty-one".