20331100320323 has 8 divisors (see below), whose sum is σ = 21986642126400. Its totient is φ = 18688645801728.

The previous prime is 20331100320263. The next prime is 20331100320359. The reversal of 20331100320323 is 32302300113302.

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 20331100320323 - 2¹² = 20331100316227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20331100220323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3271818638 + ... + 3271824851.

It is an arithmetic number, because the mean of its divisors is an integer number (2748330265800).

Almost surely, 2^{20331100320323} is an apocalyptic number.

20331100320323 is a deficient number, since it is larger than the sum of its proper divisors (1655541806077).

20331100320323 is a wasteful number, since it uses less digits than its factorization.

20331100320323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6543643741.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20331100320323 its reverse (32302300113302), we get a palindrome (52633400433625).

The spelling of 20331100320323 in words is "twenty trillion, three hundred thirty-one billion, one hundred million, three hundred twenty thousand, three hundred twenty-three".