320213441140 has 24 divisors (see below), whose sum is σ = 683845656480. Its totient is φ = 125914437408.

The previous prime is 320213441083. The next prime is 320213441189. The reversal of 320213441140 is 41144312023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135682482 + ... + 135684841.

It is an arithmetic number, because the mean of its divisors is an integer number (28493569020).

Almost surely, 2^320213441140 is an apocalyptic number.

It is an amenable number.

320213441140 is an abundant number, since it is smaller than the sum of its proper divisors (363632215340).

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

320213441140 is a wasteful number, since it uses less digits than its factorization.

320213441140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271367391 (or 271367389 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 320213441140 its reverse (41144312023), we get a palindrome (361357753163).

The spelling of 320213441140 in words is "three hundred twenty billion, two hundred thirteen million, four hundred forty-one thousand, one hundred forty".