320113200023 has 4 divisors (see below), whose sum is σ = 320312153280. Its totient is φ = 319914246768.

The previous prime is 320113200019. The next prime is 320113200049. The reversal of 320113200023 is 320002311023.

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 320113200023 - 2² = 320113200019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320113199974 and 320113200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320113200073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99474215 + ... + 99477432.

It is an arithmetic number, because the mean of its divisors is an integer number (80078038320).

Almost surely, 2^320113200023 is an apocalyptic number.

320113200023 is a deficient number, since it is larger than the sum of its proper divisors (198953257).

320113200023 is a wasteful number, since it uses less digits than its factorization.

320113200023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198953256.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 320113200023 its reverse (320002311023), we get a palindrome (640115511046).

The spelling of 320113200023 in words is "three hundred twenty billion, one hundred thirteen million, two hundred thousand, twenty-three".