12303043203 has 12 divisors (see below), whose sum is σ = 18030906824. Its totient is φ = 7456389600.

The previous prime is 12303043199. The next prime is 12303043217. The reversal of 12303043203 is 30234030321.

It is not a de Polignac number, because 12303043203 - 2² = 12303043199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12303043203.

It is not an unprimeable number, because it can be changed into a prime (12303043243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16945978 + ... + 16946703.

Almost surely, 2^12303043203 is an apocalyptic number.

12303043203 is a deficient number, since it is larger than the sum of its proper divisors (5727863621).

12303043203 is a wasteful number, since it uses less digits than its factorization.

12303043203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33892706 (or 33892695 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 12303043203 its reverse (30234030321), we get a palindrome (42537073524).

The spelling of 12303043203 in words is "twelve billion, three hundred three million, forty-three thousand, two hundred three".