13320334100 has 36 divisors (see below), whose sum is σ = 29170333500. Its totient is φ = 5279247360.

The previous prime is 13320334087. The next prime is 13320334109. The reversal of 13320334100 is 143302331.

It can be written as a sum of positive squares in 6 ways, for example, as 1342782736 + 11977551364 = 36644^2 + 109442^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320334109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600125 + ... + 621924.

Almost surely, 2^13320334100 is an apocalyptic number.

13320334100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320334100 is an abundant number, since it is smaller than the sum of its proper divisors (15849999400).

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

13320334100 is a wasteful number, since it uses less digits than its factorization.

13320334100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222172 (or 1222165 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13320334100 its reverse (143302331), we get a palindrome (13463636431).

The spelling of 13320334100 in words is "thirteen billion, three hundred twenty million, three hundred thirty-four thousand, one hundred".