12303213073 has 2 divisors, whose sum is σ = 12303213074. Its totient is φ = 12303213072.

The previous prime is 12303213023. The next prime is 12303213079. The reversal of 12303213073 is 37031230321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9752155009 + 2551058064 = 98753^2 + 50508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12303213073 is a prime.

It is not a weakly prime, because it can be changed into another prime (12303213079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151606536 + 6151606537.

It is an arithmetic number, because the mean of its divisors is an integer number (6151606537).

Almost surely, 2^12303213073 is an apocalyptic number.

It is an amenable number.

12303213073 is a deficient number, since it is larger than the sum of its proper divisors (1).

12303213073 is an equidigital number, since it uses as much as digits as its factorization.

12303213073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

Adding to 12303213073 its reverse (37031230321), we get a palindrome (49334443394).

The spelling of 12303213073 in words is "twelve billion, three hundred three million, two hundred thirteen thousand, seventy-three".