123350312089 has 2 divisors, whose sum is σ = 123350312090. Its totient is φ = 123350312088.

The previous prime is 123350312083. The next prime is 123350312123. The reversal of 123350312089 is 980213053321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122581913689 + 768398400 = 350117^2 + 27720^2 .

It is an emirp because it is prime and its reverse (980213053321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123350312089 - 2⁷ = 123350311961 is a prime.

It is not a weakly prime, because it can be changed into another prime (123350312083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61675156044 + 61675156045.

It is an arithmetic number, because the mean of its divisors is an integer number (61675156045).

Almost surely, 2^123350312089 is an apocalyptic number.

It is an amenable number.

123350312089 is a deficient number, since it is larger than the sum of its proper divisors (1).

123350312089 is an equidigital number, since it uses as much as digits as its factorization.

123350312089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 123350312089 in words is "one hundred twenty-three billion, three hundred fifty million, three hundred twelve thousand, eighty-nine".