999233110123 has 8 divisors (see below), whose sum is σ = 1031884620800. Its totient is φ = 966607736040.

The previous prime is 999233110121. The next prime is 999233110151. The reversal of 999233110123 is 321011332999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 999233110123 - 2¹ = 999233110121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 999233110123.

It is not an unprimeable number, because it can be changed into a prime (999233110121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6456423 + ... + 6609376.

It is an arithmetic number, because the mean of its divisors is an integer number (128985577600).

Almost surely, 2^999233110123 is an apocalyptic number.

999233110123 is a deficient number, since it is larger than the sum of its proper divisors (32651510677).

999233110123 is a wasteful number, since it uses less digits than its factorization.

999233110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13068297.

The product of its (nonzero) digits is 78732, while the sum is 43.

The spelling of 999233110123 in words is "nine hundred ninety-nine billion, two hundred thirty-three million, one hundred ten thousand, one hundred twenty-three".