12301330309 has 2 divisors, whose sum is σ = 12301330310. Its totient is φ = 12301330308.

The previous prime is 12301330291. The next prime is 12301330337. The reversal of 12301330309 is 90303310321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11252542084 + 1048788225 = 106078^2 + 32385^2 .

It is a cyclic number.

It is not a de Polignac number, because 12301330309 - 2⁵ = 12301330277 is a prime.

It is a super-2 number, since 2×12301330309² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12301330399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150665154 + 6150665155.

It is an arithmetic number, because the mean of its divisors is an integer number (6150665155).

Almost surely, 2^12301330309 is an apocalyptic number.

It is an amenable number.

12301330309 is a deficient number, since it is larger than the sum of its proper divisors (1).

12301330309 is an equidigital number, since it uses as much as digits as its factorization.

12301330309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 25.

The spelling of 12301330309 in words is "twelve billion, three hundred one million, three hundred thirty thousand, three hundred nine".