231303032312003 has 4 divisors (see below), whose sum is σ = 234560821499568. Its totient is φ = 228045243124440.

The previous prime is 231303032311997. The next prime is 231303032312017. The reversal of 231303032312003 is 300213230303132.

It is a happy number.

231303032312003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 231303032312003 - 2³² = 231298737344707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231303092312003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628894593676 + ... + 1628894593817.

It is an arithmetic number, because the mean of its divisors is an integer number (58640205374892).

Almost surely, 2^{231303032312003} is an apocalyptic number.

231303032312003 is a deficient number, since it is larger than the sum of its proper divisors (3257789187565).

231303032312003 is an equidigital number, since it uses as much as digits as its factorization.

231303032312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257789187564.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 231303032312003 its reverse (300213230303132), we get a palindrome (531516262615135).

The spelling of 231303032312003 in words is "two hundred thirty-one trillion, three hundred three billion, thirty-two million, three hundred twelve thousand, three".