12123023222239 has 2 divisors, whose sum is σ = 12123023222240. Its totient is φ = 12123023222238.

The previous prime is 12123023222201. The next prime is 12123023222339. The reversal of 12123023222239 is 93222232032121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12123023222239 - 2⁷ = 12123023222111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12123023222339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061511611119 + 6061511611120.

It is an arithmetic number, because the mean of its divisors is an integer number (6061511611120).

Almost surely, 2^{12123023222239} is an apocalyptic number.

12123023222239 is a deficient number, since it is larger than the sum of its proper divisors (1).

12123023222239 is an equidigital number, since it uses as much as digits as its factorization.

12123023222239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 12123023222239 in words is "twelve trillion, one hundred twenty-three billion, twenty-three million, two hundred twenty-two thousand, two hundred thirty-nine".