12302322013 has 2 divisors, whose sum is σ = 12302322014. Its totient is φ = 12302322012.

The previous prime is 12302321987. The next prime is 12302322037. The reversal of 12302322013 is 31022320321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9489292569 + 2813029444 = 97413^2 + 53038^2 .

It is a cyclic number.

It is not a de Polignac number, because 12302322013 - 2²¹ = 12300224861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12302322083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151161006 + 6151161007.

It is an arithmetic number, because the mean of its divisors is an integer number (6151161007).

Almost surely, 2^12302322013 is an apocalyptic number.

It is an amenable number.

12302322013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302322013 is an equidigital number, since it uses as much as digits as its factorization.

12302322013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12302322013 its reverse (31022320321), we get a palindrome (43324642334).

The spelling of 12302322013 in words is "twelve billion, three hundred two million, three hundred twenty-two thousand, thirteen".