12323142197 has 2 divisors, whose sum is σ = 12323142198. Its totient is φ = 12323142196.

The previous prime is 12323142157. The next prime is 12323142211. The reversal of 12323142197 is 79124132321.

12323142197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10254802756 + 2068339441 = 101266^2 + 45479^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323142197 - 2⁶ = 12323142133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323142127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161571098 + 6161571099.

It is an arithmetic number, because the mean of its divisors is an integer number (6161571099).

Almost surely, 2^12323142197 is an apocalyptic number.

It is an amenable number.

12323142197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323142197 is an equidigital number, since it uses as much as digits as its factorization.

12323142197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The spelling of 12323142197 in words is "twelve billion, three hundred twenty-three million, one hundred forty-two thousand, one hundred ninety-seven".