320341033403 has 4 divisors (see below), whose sum is σ = 320439572808. Its totient is φ = 320242494000.

The previous prime is 320341033361. The next prime is 320341033421. The reversal of 320341033403 is 304330143023.

It is a happy number.

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 320341033403 - 2⁸ = 320341033147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320341033003) 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, 49264826 + ... + 49271327.

It is an arithmetic number, because the mean of its divisors is an integer number (80109893202).

Almost surely, 2^320341033403 is an apocalyptic number.

320341033403 is a deficient number, since it is larger than the sum of its proper divisors (98539405).

320341033403 is an equidigital number, since it uses as much as digits as its factorization.

320341033403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98539404.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 320341033403 its reverse (304330143023), we get a palindrome (624671176426).

The spelling of 320341033403 in words is "three hundred twenty billion, three hundred forty-one million, thirty-three thousand, four hundred three".