11113302011220 has 72 divisors (see below), whose sum is σ = 33917161483296. Its totient is φ = 2945365924032.

The previous prime is 11113302011209. The next prime is 11113302011239. The reversal of 11113302011220 is 2211020331111.

11113302011220 is a `hidden beast` number, since 1 + 1 + 11 + 330 + 201 + 122 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11113302011193 and 11113302011202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189358902 + ... + 189417581.

It is an arithmetic number, because the mean of its divisors is an integer number (471071687268).

Almost surely, 2^{11113302011220} is an apocalyptic number.

11113302011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113302011220 is an abundant number, since it is smaller than the sum of its proper divisors (22803859472076).

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

11113302011220 is a wasteful number, since it uses less digits than its factorization.

11113302011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378776661 (or 378776656 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11113302011220 its reverse (2211020331111), we get a palindrome (13324322342331).

The spelling of 11113302011220 in words is "eleven trillion, one hundred thirteen billion, three hundred two million, eleven thousand, two hundred twenty".