12312301203 has 12 divisors (see below), whose sum is σ = 18034921008. Its totient is φ = 8092591920.

The previous prime is 12312301201. The next prime is 12312301213. The reversal of 12312301203 is 30210321321.

12312301203 is a `hidden beast` number, since 1 + 231 + 230 + 1 + 203 = 666.

It is not a de Polignac number, because 12312301203 - 2¹ = 12312301201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12312301201) 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, 9633400 + ... + 9634677.

It is an arithmetic number, because the mean of its divisors is an integer number (1502910084).

Almost surely, 2^12312301203 is an apocalyptic number.

12312301203 is a deficient number, since it is larger than the sum of its proper divisors (5722619805).

12312301203 is a wasteful number, since it uses less digits than its factorization.

12312301203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19268154 (or 19268151 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12312301203 its reverse (30210321321), we get a palindrome (42522622524).

The spelling of 12312301203 in words is "twelve billion, three hundred twelve million, three hundred one thousand, two hundred three".