12312310000203 has 10 divisors (see below), whose sum is σ = 18392463086844. Its totient is φ = 8208206666748.

The previous prime is 12312310000169. The next prime is 12312310000253. The reversal of 12312310000203 is 30200001321321.

12312310000203 is a `hidden beast` number, since 1 + 231 + 231 + 0 + 0 + 0 + 0 + 203 = 666.

It is not a de Polignac number, because 12312310000203 - 2⁸ = 12312309999947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12312310000253) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 76001913501 + ... + 76001913662.

Almost surely, 2^{12312310000203} is an apocalyptic number.

12312310000203 is a deficient number, since it is larger than the sum of its proper divisors (6080153086641).

12312310000203 is an equidigital number, since it uses as much as digits as its factorization.

12312310000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152003827175 (or 152003827166 counting only the distinct ones).

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

Adding to 12312310000203 its reverse (30200001321321), we get a palindrome (42512311321524).

The spelling of 12312310000203 in words is "twelve trillion, three hundred twelve billion, three hundred ten million, two hundred three", and thus it is an aban number.