12000023203 has 4 divisors (see below), whose sum is σ = 13714312240. Its totient is φ = 10285734168.

The previous prime is 12000023183. The next prime is 12000023207. The reversal of 12000023203 is 30232000021.

It is a happy number.

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 12000023203 - 2⁵ = 12000023171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000023207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857144508 + ... + 857144521.

It is an arithmetic number, because the mean of its divisors is an integer number (3428578060).

Almost surely, 2^12000023203 is an apocalyptic number.

12000023203 is a deficient number, since it is larger than the sum of its proper divisors (1714289037).

12000023203 is an equidigital number, since it uses as much as digits as its factorization.

12000023203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714289036.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12000023203 its reverse (30232000021), we get a palindrome (42232023224).

The spelling of 12000023203 in words is "twelve billion, twenty-three thousand, two hundred three".