312001034203 has 4 divisors (see below), whose sum is σ = 312487775928. Its totient is φ = 311514292480.

The previous prime is 312001034201. The next prime is 312001034231. The reversal of 312001034203 is 302430100213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 312001034203 - 2¹ = 312001034201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312001034201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243369901 + ... + 243371182.

It is an arithmetic number, because the mean of its divisors is an integer number (78121943982).

Almost surely, 2^312001034203 is an apocalyptic number.

312001034203 is a deficient number, since it is larger than the sum of its proper divisors (486741725).

312001034203 is an equidigital number, since it uses as much as digits as its factorization.

312001034203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486741724.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 312001034203 its reverse (302430100213), we get a palindrome (614431134416).

The spelling of 312001034203 in words is "three hundred twelve billion, one million, thirty-four thousand, two hundred three".