403323231003 has 48 divisors (see below), whose sum is σ = 688072152960. Its totient is φ = 209518459920.

The previous prime is 403323230969. The next prime is 403323231007. The reversal of 403323231003 is 300132323304.

It is a happy number.

It is not a de Polignac number, because 403323231003 - 2⁹ = 403323230491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403323231007) 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 47 ways as a sum of consecutive naturals, for example, 835033 + ... + 1226346.

It is an arithmetic number, because the mean of its divisors is an integer number (14334836520).

Almost surely, 2^403323231003 is an apocalyptic number.

403323231003 is a deficient number, since it is larger than the sum of its proper divisors (284748921957).

403323231003 is a wasteful number, since it uses less digits than its factorization.

403323231003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061429 (or 2061400 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 403323231003 its reverse (300132323304), we get a palindrome (703455554307).

The spelling of 403323231003 in words is "four hundred three billion, three hundred twenty-three million, two hundred thirty-one thousand, three".