13330002320 has 20 divisors (see below), whose sum is σ = 30992255580. Its totient is φ = 5332000896.

The previous prime is 13330002317. The next prime is 13330002331. The reversal of 13330002320 is 2320003331.

It can be written as a sum of positive squares in 2 ways, for example, as 4434494464 + 8895507856 = 66592^2 + 94316^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83312435 + ... + 83312594.

It is an arithmetic number, because the mean of its divisors is an integer number (1549612779).

Almost surely, 2^13330002320 is an apocalyptic number.

13330002320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13330002320 is an abundant number, since it is smaller than the sum of its proper divisors (17662253260).

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

13330002320 is a wasteful number, since it uses less digits than its factorization.

13330002320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166625042 (or 166625036 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 13330002320 its reverse (2320003331), we get a palindrome (15650005651).

The spelling of 13330002320 in words is "thirteen billion, three hundred thirty million, two thousand, three hundred twenty".