12231303113 has 2 divisors, whose sum is σ = 12231303114. Its totient is φ = 12231303112.

The previous prime is 12231303109. The next prime is 12231303131. The reversal of 12231303113 is 31130313221.

Together with next prime (12231303131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11119280704 + 1112022409 = 105448^2 + 33347^2 .

It is a cyclic number.

It is not a de Polignac number, because 12231303113 - 2² = 12231303109 is a prime.

It is not a weakly prime, because it can be changed into another prime (12231303013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115651556 + 6115651557.

It is an arithmetic number, because the mean of its divisors is an integer number (6115651557).

Almost surely, 2^12231303113 is an apocalyptic number.

It is an amenable number.

12231303113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231303113 is an equidigital number, since it uses as much as digits as its factorization.

12231303113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12231303113 its reverse (31130313221), we get a palindrome (43361616334).

The spelling of 12231303113 in words is "twelve billion, two hundred thirty-one million, three hundred three thousand, one hundred thirteen".