23112002999 has 4 divisors (see below), whose sum is σ = 23437524240. Its totient is φ = 22786481760.

The previous prime is 23112002993. The next prime is 23112003007. The reversal of 23112002999 is 99920021132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23112002999 - 2⁴ = 23112002983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112002993) 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, 162760514 + ... + 162760655.

It is an arithmetic number, because the mean of its divisors is an integer number (5859381060).

Almost surely, 2^23112002999 is an apocalyptic number.

23112002999 is a deficient number, since it is larger than the sum of its proper divisors (325521241).

23112002999 is an equidigital number, since it uses as much as digits as its factorization.

23112002999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325521240.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 23112002999 in words is "twenty-three billion, one hundred twelve million, two thousand, nine hundred ninety-nine".