12231244392149 has 2 divisors, whose sum is σ = 12231244392150. Its totient is φ = 12231244392148.

The previous prime is 12231244392079. The next prime is 12231244392151. The reversal of 12231244392149 is 94129344213221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10451707068100 + 1779537324049 = 3232910^2 + 1333993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12231244392149 is a prime.

Together with 12231244392151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12231244392179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115622196074 + 6115622196075.

It is an arithmetic number, because the mean of its divisors is an integer number (6115622196075).

Almost surely, 2^{12231244392149} is an apocalyptic number.

It is an amenable number.

12231244392149 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231244392149 is an equidigital number, since it uses as much as digits as its factorization.

12231244392149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 47.

The spelling of 12231244392149 in words is "twelve trillion, two hundred thirty-one billion, two hundred forty-four million, three hundred ninety-two thousand, one hundred forty-nine".