230123199999 has 32 divisors (see below), whose sum is σ = 384889411584. Its totient is φ = 118811098080.

The previous prime is 230123199989. The next prime is 230123200007. The reversal of 230123199999 is 999991321032.

It is not a de Polignac number, because 230123199999 - 2⁵ = 230123199967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230123199919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3018189 + ... + 3093494.

It is an arithmetic number, because the mean of its divisors is an integer number (12027794112).

Almost surely, 2^230123199999 is an apocalyptic number.

230123199999 is a deficient number, since it is larger than the sum of its proper divisors (154766211585).

230123199999 is a wasteful number, since it uses less digits than its factorization.

230123199999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111867.

The product of its (nonzero) digits is 2125764, while the sum is 57.

The spelling of 230123199999 in words is "two hundred thirty billion, one hundred twenty-three million, one hundred ninety-nine thousand, nine hundred ninety-nine".