320023221113 has 16 divisors (see below), whose sum is σ = 345927595200. Its totient is φ = 295075146240.

The previous prime is 320023221109. The next prime is 320023221121. The reversal of 320023221113 is 311122320023.

It is a cyclic number.

It is not a de Polignac number, because 320023221113 - 2² = 320023221109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320023221143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467408 + ... + 926561.

It is an arithmetic number, because the mean of its divisors is an integer number (21620474700).

Almost surely, 2^320023221113 is an apocalyptic number.

It is an amenable number.

320023221113 is a deficient number, since it is larger than the sum of its proper divisors (25904374087).

320023221113 is a wasteful number, since it uses less digits than its factorization.

320023221113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394312.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 320023221113 its reverse (311122320023), we get a palindrome (631145541136).

The spelling of 320023221113 in words is "three hundred twenty billion, twenty-three million, two hundred twenty-one thousand, one hundred thirteen".