12013232303309 has 2 divisors, whose sum is σ = 12013232303310. Its totient is φ = 12013232303308.

The previous prime is 12013232303279. The next prime is 12013232303323. The reversal of 12013232303309 is 90330323231021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6420030953284 + 5593201350025 = 2533778^2 + 2364995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12013232303309 is a prime.

It is a super-2 number, since 2×12013232303309² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12013232303399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006616151654 + 6006616151655.

It is an arithmetic number, because the mean of its divisors is an integer number (6006616151655).

Almost surely, 2^{12013232303309} is an apocalyptic number.

It is an amenable number.

12013232303309 is a deficient number, since it is larger than the sum of its proper divisors (1).

12013232303309 is an equidigital number, since it uses as much as digits as its factorization.

12013232303309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 32.

The spelling of 12013232303309 in words is "twelve trillion, thirteen billion, two hundred thirty-two million, three hundred three thousand, three hundred nine".