12302112131213 has 2 divisors, whose sum is σ = 12302112131214. Its totient is φ = 12302112131212.

The previous prime is 12302112131189. The next prime is 12302112131251. The reversal of 12302112131213 is 31213121120321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7539648288964 + 4762463842249 = 2745842^2 + 2182307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12302112131213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12302112136213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151056065606 + 6151056065607.

It is an arithmetic number, because the mean of its divisors is an integer number (6151056065607).

Almost surely, 2^{12302112131213} is an apocalyptic number.

It is an amenable number.

12302112131213 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302112131213 is an equidigital number, since it uses as much as digits as its factorization.

12302112131213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12302112131213 its reverse (31213121120321), we get a palindrome (43515233251534).

The spelling of 12302112131213 in words is "twelve trillion, three hundred two billion, one hundred twelve million, one hundred thirty-one thousand, two hundred thirteen".