30304020003320 has 512 divisors, whose sum is σ = 85632803942400. Its totient is φ = 9415826767872.

The previous prime is 30304020003311. The next prime is 30304020003343. The reversal of 30304020003320 is 2330002040303.

It is a super-2 number, since 2×30304020003320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 30304020003292 and 30304020003301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4827784022 + ... + 4827790298.

It is an arithmetic number, because the mean of its divisors is an integer number (167251570200).

Almost surely, 2^{30304020003320} 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 30304020003320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42816401971200).

30304020003320 is an abundant number, since it is smaller than the sum of its proper divisors (55328783939080).

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

30304020003320 is a wasteful number, since it uses less digits than its factorization.

30304020003320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6687 (or 6683 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 30304020003320 its reverse (2330002040303), we get a palindrome (32634022043623).

The spelling of 30304020003320 in words is "thirty trillion, three hundred four billion, twenty million, three thousand, three hundred twenty".