321102080 has 144 divisors (see below), whose sum is σ = 865347840. Its totient is φ = 113270784.

The previous prime is 321102079. The next prime is 321102083. The reversal of 321102080 is 80201123.

321102080 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (321102083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382301 + ... + 383139.

It is an arithmetic number, because the mean of its divisors is an integer number (6009360).

Almost surely, 2^321102080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321102080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432673920).

321102080 is an abundant number, since it is smaller than the sum of its proper divisors (544245760).

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

321102080 is a wasteful number, since it uses less digits than its factorization.

321102080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 321102080 is about 17919.3214157233. The cubic root of 321102080 is about 684.7746999125.

The spelling of 321102080 in words is "three hundred twenty-one million, one hundred two thousand, eighty".