13320221303300 has 144 divisors (see below), whose sum is σ = 29723473409280. Its totient is φ = 5178808535040.

The previous prime is 13320221303293. The next prime is 13320221303329. The reversal of 13320221303300 is 330312202331.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1140717062 + ... + 1140728738.

Almost surely, 2^{13320221303300} is an apocalyptic number.

13320221303300 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 13320221303300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14861736704640).

13320221303300 is an abundant number, since it is smaller than the sum of its proper divisors (16403252105980).

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

13320221303300 is a wasteful number, since it uses less digits than its factorization.

13320221303300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13390 (or 13383 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13320221303300 its reverse (330312202331), we get a palindrome (13650533505631).

The spelling of 13320221303300 in words is "thirteen trillion, three hundred twenty billion, two hundred twenty-one million, three hundred three thousand, three hundred".