312301000203 has 32 divisors (see below), whose sum is σ = 445066506240. Its totient is φ = 194356955520.

The previous prime is 312301000133. The next prime is 312301000217. The reversal of 312301000203 is 302000103213.

It is not a de Polignac number, because 312301000203 - 2⁸ = 312300999947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312301000703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2894850 + ... + 3000792.

It is an arithmetic number, because the mean of its divisors is an integer number (13908328320).

Almost surely, 2^312301000203 is an apocalyptic number.

312301000203 is a deficient number, since it is larger than the sum of its proper divisors (132765506037).

312301000203 is a wasteful number, since it uses less digits than its factorization.

312301000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107099.

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

Adding to 312301000203 its reverse (302000103213), we get a palindrome (614301103416).

The spelling of 312301000203 in words is "three hundred twelve billion, three hundred one million, two hundred three", and thus it is an aban number.