331332020323 has 4 divisors (see below), whose sum is σ = 331337540520. Its totient is φ = 331326500128.

The previous prime is 331332020317. The next prime is 331332020333. The reversal of 331332020323 is 323020233133.

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 331332020323 - 2²⁹ = 330795149411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331332020333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2669065 + ... + 2790442.

It is an arithmetic number, because the mean of its divisors is an integer number (82834385130).

Almost surely, 2^331332020323 is an apocalyptic number.

331332020323 is a deficient number, since it is larger than the sum of its proper divisors (5520197).

331332020323 is an equidigital number, since it uses as much as digits as its factorization.

331332020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5520196.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 331332020323 its reverse (323020233133), we get a palindrome (654352253456).

The spelling of 331332020323 in words is "three hundred thirty-one billion, three hundred thirty-two million, twenty thousand, three hundred twenty-three".