320021103323 has 8 divisors (see below), whose sum is σ = 325698926400. Its totient is φ = 314351738248.

The previous prime is 320021103287. The next prime is 320021103329. The reversal of 320021103323 is 323301120023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320021103323 - 2⁸ = 320021103067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320021103295 and 320021103304.

It is not an unprimeable number, because it can be changed into a prime (320021103329) 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 7 ways as a sum of consecutive naturals, for example, 2038133 + ... + 2189526.

It is an arithmetic number, because the mean of its divisors is an integer number (40712365800).

Almost surely, 2^320021103323 is an apocalyptic number.

320021103323 is a deficient number, since it is larger than the sum of its proper divisors (5677823077).

320021103323 is a wasteful number, since it uses less digits than its factorization.

320021103323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229001.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 320021103323 its reverse (323301120023), we get a palindrome (643322223346).

The spelling of 320021103323 in words is "three hundred twenty billion, twenty-one million, one hundred three thousand, three hundred twenty-three".