1113221300320 has 96 divisors (see below), whose sum is σ = 2646365553216. Its totient is φ = 442522828800.

The previous prime is 1113221300273. The next prime is 1113221300371. The reversal of 1113221300320 is 230031223111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18749080 + ... + 18808360.

It is an arithmetic number, because the mean of its divisors is an integer number (27566307846).

Almost surely, 2^{1113221300320} is an apocalyptic number.

1113221300320 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 1113221300320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323182776608).

1113221300320 is an abundant number, since it is smaller than the sum of its proper divisors (1533144252896).

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

1113221300320 is a wasteful number, since it uses less digits than its factorization.

1113221300320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60024 (or 60016 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1113221300320 its reverse (230031223111), we get a palindrome (1343252523431).

The spelling of 1113221300320 in words is "one trillion, one hundred thirteen billion, two hundred twenty-one million, three hundred thousand, three hundred twenty".