12323013222109 has 2 divisors, whose sum is σ = 12323013222110. Its totient is φ = 12323013222108.

The previous prime is 12323013222071. The next prime is 12323013222131. The reversal of 12323013222109 is 90122231032321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11084571422500 + 1238441799609 = 3329350^2 + 1112853^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323013222109 - 2²³ = 12323004833501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323013228109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161506611054 + 6161506611055.

It is an arithmetic number, because the mean of its divisors is an integer number (6161506611055).

Almost surely, 2^{12323013222109} is an apocalyptic number.

It is an amenable number.

12323013222109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323013222109 is an equidigital number, since it uses as much as digits as its factorization.

12323013222109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 12323013222109 in words is "twelve trillion, three hundred twenty-three billion, thirteen million, two hundred twenty-two thousand, one hundred nine".