13021330000 has 100 divisors (see below), whose sum is σ = 36029841760. Its totient is φ = 4464432000.

The previous prime is 13021329973. The next prime is 13021330001. The reversal of 13021330000 is 3312031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021330001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23010 + ... + 163009.

Almost surely, 2^13021330000 is an apocalyptic number.

13021330000 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 13021330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18014920880).

13021330000 is an abundant number, since it is smaller than the sum of its proper divisors (23008511760).

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

13021330000 is an equidigital number, since it uses as much as digits as its factorization.

13021330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186054 (or 186033 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 13021330000 its reverse (3312031), we get a palindrome (13024642031).

The spelling of 13021330000 in words is "thirteen billion, twenty-one million, three hundred thirty thousand".