12231424349 has 2 divisors, whose sum is σ = 12231424350. Its totient is φ = 12231424348.

The previous prime is 12231424327. The next prime is 12231424411. The reversal of 12231424349 is 94342413221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9674099449 + 2557324900 = 98357^2 + 50570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12231424349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12231424649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115712174 + 6115712175.

It is an arithmetic number, because the mean of its divisors is an integer number (6115712175).

Almost surely, 2^12231424349 is an apocalyptic number.

It is an amenable number.

12231424349 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231424349 is an equidigital number, since it uses as much as digits as its factorization.

12231424349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The spelling of 12231424349 in words is "twelve billion, two hundred thirty-one million, four hundred twenty-four thousand, three hundred forty-nine".