322020343 has 4 divisors (see below), whose sum is σ = 332408128. Its totient is φ = 311632560.

The previous prime is 322020331. The next prime is 322020371. The reversal of 322020343 is 343020223.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322020343 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 322020343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322020143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5193846 + ... + 5193907.

It is an arithmetic number, because the mean of its divisors is an integer number (83102032).

Almost surely, 2^322020343 is an apocalyptic number.

322020343 is a deficient number, since it is larger than the sum of its proper divisors (10387785).

322020343 is a wasteful number, since it uses less digits than its factorization.

322020343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10387784.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 322020343 is about 17944.9252715078. The cubic root of 322020343 is about 685.4268339833.

Adding to 322020343 its reverse (343020223), we get a palindrome (665040566).

The spelling of 322020343 in words is "three hundred twenty-two million, twenty thousand, three hundred forty-three".