12320310003 has 16 divisors (see below), whose sum is σ = 16811308800. Its totient is φ = 8023548960.

The previous prime is 12320310001. The next prime is 12320310029. The reversal of 12320310003 is 30001302321.

It is not a de Polignac number, because 12320310003 - 2¹ = 12320310001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12320310001) 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, 242113 + ... + 288546.

It is an arithmetic number, because the mean of its divisors is an integer number (1050706800).

Almost surely, 2^12320310003 is an apocalyptic number.

12320310003 is a deficient number, since it is larger than the sum of its proper divisors (4490998797).

12320310003 is a wasteful number, since it uses less digits than its factorization.

12320310003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530842.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12320310003 its reverse (30001302321), we get a palindrome (42321612324).

The spelling of 12320310003 in words is "twelve billion, three hundred twenty million, three hundred ten thousand, three".