13321201120 has 24 divisors (see below), whose sum is σ = 31471338024. Its totient is φ = 5328480384.

The previous prime is 13321201109. The next prime is 13321201123. The reversal of 13321201120 is 2110212331.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 13321201094 and 13321201103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321201123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 41628594 + ... + 41628913.

It is an arithmetic number, because the mean of its divisors is an integer number (1311305751).

Almost surely, 2^13321201120 is an apocalyptic number.

13321201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13321201120 is an abundant number, since it is smaller than the sum of its proper divisors (18150136904).

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

13321201120 is an equidigital number, since it uses as much as digits as its factorization.

13321201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83257522 (or 83257514 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13321201120 its reverse (2110212331), we get a palindrome (15431413451).

The spelling of 13321201120 in words is "thirteen billion, three hundred twenty-one million, two hundred one thousand, one hundred twenty".