13110220320 has 96 divisors (see below), whose sum is σ = 41474788992. Its totient is φ = 3481024512.

The previous prime is 13110220313. The next prime is 13110220349. The reversal of 13110220320 is 2302201131.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13110220320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53229 + ... + 170451.

It is an arithmetic number, because the mean of its divisors is an integer number (432029052).

Almost surely, 2^13110220320 is an apocalyptic number.

13110220320 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 13110220320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20737394496).

13110220320 is an abundant number, since it is smaller than the sum of its proper divisors (28364568672).

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

13110220320 is a wasteful number, since it uses less digits than its factorization.

13110220320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117474 (or 117466 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13110220320 its reverse (2302201131), we get a palindrome (15412421451).

The spelling of 13110220320 in words is "thirteen billion, one hundred ten million, two hundred twenty thousand, three hundred twenty".