12302003311249 has 2 divisors, whose sum is σ = 12302003311250. Its totient is φ = 12302003311248.

The previous prime is 12302003311189. The next prime is 12302003311261. The reversal of 12302003311249 is 94211330020321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11638625640849 + 663377670400 = 3411543^2 + 814480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12302003311249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12302003311249.

It is not a weakly prime, because it can be changed into another prime (12302003318249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151001655624 + 6151001655625.

It is an arithmetic number, because the mean of its divisors is an integer number (6151001655625).

Almost surely, 2^{12302003311249} is an apocalyptic number.

It is an amenable number.

12302003311249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302003311249 is an equidigital number, since it uses as much as digits as its factorization.

12302003311249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 12302003311249 in words is "twelve trillion, three hundred two billion, three million, three hundred eleven thousand, two hundred forty-nine".