123020232239 has 2 divisors, whose sum is σ = 123020232240. Its totient is φ = 123020232238.

The previous prime is 123020232151. The next prime is 123020232317. The reversal of 123020232239 is 932232020321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123020232239 - 2²⁴ = 123003455023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123020282239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61510116119 + 61510116120.

It is an arithmetic number, because the mean of its divisors is an integer number (61510116120).

Almost surely, 2^123020232239 is an apocalyptic number.

123020232239 is a deficient number, since it is larger than the sum of its proper divisors (1).

123020232239 is an equidigital number, since it uses as much as digits as its factorization.

123020232239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 123020232239 in words is "one hundred twenty-three billion, twenty million, two hundred thirty-two thousand, two hundred thirty-nine".