320211331120 has 40 divisors (see below), whose sum is σ = 745360222464. Its totient is φ = 127935048192.

The previous prime is 320211331109. The next prime is 320211331129. The reversal of 320211331120 is 21133112023.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (320211331129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2266704 + ... + 2403823.

Almost surely, 2^320211331120 is an apocalyptic number.

It is an amenable number.

320211331120 is an abundant number, since it is smaller than the sum of its proper divisors (425148891344).

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

320211331120 is a wasteful number, since it uses less digits than its factorization.

320211331120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671397 (or 4671391 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 320211331120 its reverse (21133112023), we get a palindrome (341344443143).

The spelling of 320211331120 in words is "three hundred twenty billion, two hundred eleven million, three hundred thirty-one thousand, one hundred twenty".