13321310000 has 100 divisors (see below), whose sum is σ = 33039880104. Its totient is φ = 5198400000.

The previous prime is 13321309999. The next prime is 13321310033. The reversal of 13321310000 is 1312331.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×13321310000² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 393755 + ... + 426245.

Almost surely, 2^13321310000 is an apocalyptic number.

13321310000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13321310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16519940052).

13321310000 is an abundant number, since it is smaller than the sum of its proper divisors (19718570104).

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

13321310000 is an equidigital number, since it uses as much as digits as its factorization.

13321310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32560 (or 32539 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 13321310000 its reverse (1312331), we get a palindrome (13322622331).

The spelling of 13321310000 in words is "thirteen billion, three hundred twenty-one million, three hundred ten thousand".