12311322301 has 2 divisors, whose sum is σ = 12311322302. Its totient is φ = 12311322300.

The previous prime is 12311322239. The next prime is 12311322311. The reversal of 12311322301 is 10322311321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9937099225 + 2374223076 = 99685^2 + 48726^2 .

It is a cyclic number.

It is not a de Polignac number, because 12311322301 - 2²⁹ = 11774451389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12311322311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155661150 + 6155661151.

It is an arithmetic number, because the mean of its divisors is an integer number (6155661151).

Almost surely, 2^12311322301 is an apocalyptic number.

It is an amenable number.

12311322301 is a deficient number, since it is larger than the sum of its proper divisors (1).

12311322301 is an equidigital number, since it uses as much as digits as its factorization.

12311322301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12311322301 its reverse (10322311321), we get a palindrome (22633633622).

The spelling of 12311322301 in words is "twelve billion, three hundred eleven million, three hundred twenty-two thousand, three hundred one".