320303234343 has 4 divisors (see below), whose sum is σ = 427070979128. Its totient is φ = 213535489560.

The previous prime is 320303234323. The next prime is 320303234473. The reversal of 320303234343 is 343432303023.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 320303234343 - 2³⁸ = 45425327399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320303234343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320303234323) 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, 53383872388 + ... + 53383872393.

It is an arithmetic number, because the mean of its divisors is an integer number (106767744782).

Almost surely, 2^320303234343 is an apocalyptic number.

320303234343 is a deficient number, since it is larger than the sum of its proper divisors (106767744785).

320303234343 is a wasteful number, since it uses less digits than its factorization.

320303234343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106767744784.

The product of its (nonzero) digits is 46656, while the sum is 30.

Adding to 320303234343 its reverse (343432303023), we get a palindrome (663735537366).

The spelling of 320303234343 in words is "three hundred twenty billion, three hundred three million, two hundred thirty-four thousand, three hundred forty-three".