12323331001 has 2 divisors, whose sum is σ = 12323331002. Its totient is φ = 12323331000.

The previous prime is 12323330939. The next prime is 12323331019. The reversal of 12323331001 is 10013332321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10437687225 + 1885643776 = 102165^2 + 43424^2 .

It is an emirp because it is prime and its reverse (10013332321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323331001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12323331001.

It is not a weakly prime, because it can be changed into another prime (12323331061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161665500 + 6161665501.

It is an arithmetic number, because the mean of its divisors is an integer number (6161665501).

Almost surely, 2^12323331001 is an apocalyptic number.

It is an amenable number.

12323331001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323331001 is an equidigital number, since it uses as much as digits as its factorization.

12323331001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12323331001 its reverse (10013332321), we get a palindrome (22336663322).

The spelling of 12323331001 in words is "twelve billion, three hundred twenty-three million, three hundred thirty-one thousand, one".