12231224344309 has 2 divisors, whose sum is σ = 12231224344310. Its totient is φ = 12231224344308.

The previous prime is 12231224344249. The next prime is 12231224344333. The reversal of 12231224344309 is 90344342213221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12138639243025 + 92585101284 = 3484055^2 + 304278^2 .

It is a cyclic number.

It is not a de Polignac number, because 12231224344309 - 2¹⁵ = 12231224311541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12231224344709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115612172154 + 6115612172155.

It is an arithmetic number, because the mean of its divisors is an integer number (6115612172155).

Almost surely, 2^{12231224344309} is an apocalyptic number.

It is an amenable number.

12231224344309 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231224344309 is an equidigital number, since it uses as much as digits as its factorization.

12231224344309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 12231224344309 in words is "twelve trillion, two hundred thirty-one billion, two hundred twenty-four million, three hundred forty-four thousand, three hundred nine".