12331122049 has 2 divisors, whose sum is σ = 12331122050. Its totient is φ = 12331122048.

The previous prime is 12331122029. The next prime is 12331122073. The reversal of 12331122049 is 94022113321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8405222400 + 3925899649 = 91680^2 + 62657^2 .

It is an emirp because it is prime and its reverse (94022113321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12331122049 - 2¹¹ = 12331120001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12331122019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165561024 + 6165561025.

It is an arithmetic number, because the mean of its divisors is an integer number (6165561025).

Almost surely, 2^12331122049 is an apocalyptic number.

It is an amenable number.

12331122049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331122049 is an equidigital number, since it uses as much as digits as its factorization.

12331122049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 12331122049 in words is "twelve billion, three hundred thirty-one million, one hundred twenty-two thousand, forty-nine".