20230563430613 has 2 divisors, whose sum is σ = 20230563430614. Its totient is φ = 20230563430612.

The previous prime is 20230563430601. The next prime is 20230563430621. The reversal of 20230563430613 is 31603436503202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18951725876164 + 1278837554449 = 4353358^2 + 1130857^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230563430613 - 2⁶ = 20230563430549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230563432613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115281715306 + 10115281715307.

It is an arithmetic number, because the mean of its divisors is an integer number (10115281715307).

Almost surely, 2^{20230563430613} is an apocalyptic number.

It is an amenable number.

20230563430613 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230563430613 is an equidigital number, since it uses as much as digits as its factorization.

20230563430613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 38.

Adding to 20230563430613 its reverse (31603436503202), we get a palindrome (51833999933815).

The spelling of 20230563430613 in words is "twenty trillion, two hundred thirty billion, five hundred sixty-three million, four hundred thirty thousand, six hundred thirteen".