12303304403 has 16 divisors (see below), whose sum is σ = 14155249920. Its totient is φ = 10598566176.

The previous prime is 12303304393. The next prime is 12303304411. The reversal of 12303304403 is 30440330321.

It is a cyclic number.

It is not a de Polignac number, because 12303304403 - 2⁶ = 12303304339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12303304483) 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 15 ways as a sum of consecutive naturals, for example, 355175 + ... + 388272.

It is an arithmetic number, because the mean of its divisors is an integer number (884703120).

Almost surely, 2^12303304403 is an apocalyptic number.

12303304403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12303304403 is a deficient number, since it is larger than the sum of its proper divisors (1851945517).

12303304403 is a wasteful number, since it uses less digits than its factorization.

12303304403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743546.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 12303304403 its reverse (30440330321), we get a palindrome (42743634724).

The spelling of 12303304403 in words is "twelve billion, three hundred three million, three hundred four thousand, four hundred three".