12043110403 has 4 divisors (see below), whose sum is σ = 12751528680. Its totient is φ = 11334692128.

The previous prime is 12043110389. The next prime is 12043110467. The reversal of 12043110403 is 30401134021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30401134021 = 19139 ⋅1588439.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043110403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12043113403) 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, 354209113 + ... + 354209146.

It is an arithmetic number, because the mean of its divisors is an integer number (3187882170).

Almost surely, 2^12043110403 is an apocalyptic number.

12043110403 is a deficient number, since it is larger than the sum of its proper divisors (708418277).

12043110403 is an equidigital number, since it uses as much as digits as its factorization.

12043110403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708418276.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12043110403 its reverse (30401134021), we get a palindrome (42444244424).

The spelling of 12043110403 in words is "twelve billion, forty-three million, one hundred ten thousand, four hundred three".