123233023099 has 4 divisors (see below), whose sum is σ = 123233931360. Its totient is φ = 123232114840.

The previous prime is 123233023093. The next prime is 123233023117. The reversal of 123233023099 is 990320332321.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 990320332321 = 70489 ⋅14049289.

It is a cyclic number.

It is not a de Polignac number, because 123233023099 - 2⁷ = 123233022971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123233023093) 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 in 3 ways as a sum of consecutive naturals, for example, 205084 + ... + 537145.

It is an arithmetic number, because the mean of its divisors is an integer number (30808482840).

Almost surely, 2^123233023099 is an apocalyptic number.

123233023099 is a deficient number, since it is larger than the sum of its proper divisors (908261).

123233023099 is an equidigital number, since it uses as much as digits as its factorization.

123233023099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908260.

The product of its (nonzero) digits is 52488, while the sum is 37.

The spelling of 123233023099 in words is "one hundred twenty-three billion, two hundred thirty-three million, twenty-three thousand, ninety-nine".