11201110220 has 48 divisors (see below), whose sum is σ = 24348643200. Its totient is φ = 4323244800.

The previous prime is 11201110163. The next prime is 11201110241. The reversal of 11201110220 is 2201110211.

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, 1097501 + ... + 1107659.

It is an arithmetic number, because the mean of its divisors is an integer number (507263400).

Almost surely, 2^11201110220 is an apocalyptic number.

11201110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201110220 is an abundant number, since it is smaller than the sum of its proper divisors (13147532980).

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

11201110220 is a wasteful number, since it uses less digits than its factorization.

11201110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12098 (or 12096 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11201110220 its reverse (2201110211), we get a palindrome (13402220431).

Subtracting from 11201110220 its reverse (2201110211), we obtain a palindrome (9000000009).

The spelling of 11201110220 in words is "eleven billion, two hundred one million, one hundred ten thousand, two hundred twenty".