320300422000 has 80 divisors (see below), whose sum is σ = 834062366592. Its totient is φ = 118264761600.

The previous prime is 320300421943. The next prime is 320300422003. The reversal of 320300422000 is 224003023.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320300422003) 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 15 ways as a sum of consecutive naturals, for example, 6133624 + ... + 6185623.

Almost surely, 2^320300422000 is an apocalyptic number.

It is an amenable number.

320300422000 is an abundant number, since it is smaller than the sum of its proper divisors (513761944592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320300422000 is a wasteful number, since it uses less digits than its factorization.

320300422000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12319283 (or 12319267 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 320300422000 its reverse (224003023), we get a palindrome (320524425023).

The spelling of 320300422000 in words is "three hundred twenty billion, three hundred million, four hundred twenty-two thousand".