12311303003 has 16 divisors (see below), whose sum is σ = 12962558784. Its totient is φ = 11677271040.

The previous prime is 12311302961. The next prime is 12311303009. The reversal of 12311303003 is 30030311321.

It is not a de Polignac number, because 12311303003 - 2²⁰ = 12310254427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311303009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2693426 + ... + 2697992.

It is an arithmetic number, because the mean of its divisors is an integer number (810159924).

Almost surely, 2^12311303003 is an apocalyptic number.

12311303003 is a deficient number, since it is larger than the sum of its proper divisors (651255781).

12311303003 is a wasteful number, since it uses less digits than its factorization.

12311303003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6422.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 12311303003 its reverse (30030311321), we get a palindrome (42341614324).

The spelling of 12311303003 in words is "twelve billion, three hundred eleven million, three hundred three thousand, three".