320244023111 has 8 divisors (see below), whose sum is σ = 320588717904. Its totient is φ = 319899513600.

The previous prime is 320244022997. The next prime is 320244023147. The reversal of 320244023111 is 111320442023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320244023111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320244023161) 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, 3561911 + ... + 3650711.

It is an arithmetic number, because the mean of its divisors is an integer number (40073589738).

Almost surely, 2^320244023111 is an apocalyptic number.

320244023111 is a deficient number, since it is larger than the sum of its proper divisors (344694793).

320244023111 is a wasteful number, since it uses less digits than its factorization.

320244023111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92641.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 320244023111 its reverse (111320442023), we get a palindrome (431564465134).

The spelling of 320244023111 in words is "three hundred twenty billion, two hundred forty-four million, twenty-three thousand, one hundred eleven".