12323231113 has 2 divisors, whose sum is σ = 12323231114. Its totient is φ = 12323231112.

The previous prime is 12323231083. The next prime is 12323231117. The reversal of 12323231113 is 31113232321.

12323231113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7971454089 + 4351777024 = 89283^2 + 65968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323231113 is a prime.

It is a super-2 number, since 2×12323231113² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12323231117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161615556 + 6161615557.

It is an arithmetic number, because the mean of its divisors is an integer number (6161615557).

Almost surely, 2^12323231113 is an apocalyptic number.

It is an amenable number.

12323231113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323231113 is an equidigital number, since it uses as much as digits as its factorization.

12323231113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

Adding to 12323231113 its reverse (31113232321), we get a palindrome (43436463434).

The spelling of 12323231113 in words is "twelve billion, three hundred twenty-three million, two hundred thirty-one thousand, one hundred thirteen".