12231302113 has 2 divisors, whose sum is σ = 12231302114. Its totient is φ = 12231302112.

The previous prime is 12231302099. The next prime is 12231302119. The reversal of 12231302113 is 31120313221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12218428369 + 12873744 = 110537^2 + 3588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12231302113 is a prime.

It is not a weakly prime, because it can be changed into another prime (12231302119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115651056 + 6115651057.

It is an arithmetic number, because the mean of its divisors is an integer number (6115651057).

Almost surely, 2^12231302113 is an apocalyptic number.

It is an amenable number.

12231302113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231302113 is an equidigital number, since it uses as much as digits as its factorization.

12231302113 is an evil number, because the sum of its binary digits is even.

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

Adding to 12231302113 its reverse (31120313221), we get a palindrome (43351615334).

The spelling of 12231302113 in words is "twelve billion, two hundred thirty-one million, three hundred two thousand, one hundred thirteen".