11100010220 has 96 divisors (see below), whose sum is σ = 26262714240. Its totient is φ = 3910072320.

The previous prime is 11100010189. The next prime is 11100010279. The reversal of 11100010220 is 2201000111.

It is a junction number, because it is equal to n+sod(n) for n = 11100010198 and 11100010207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2515376 + ... + 2519784.

It is an arithmetic number, because the mean of its divisors is an integer number (273569940).

Almost surely, 2^11100010220 is an apocalyptic number.

11100010220 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 11100010220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13131357120).

11100010220 is an abundant number, since it is smaller than the sum of its proper divisors (15162704020).

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

11100010220 is a wasteful number, since it uses less digits than its factorization.

11100010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4875 (or 4873 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11100010220 its reverse (2201000111), we get a palindrome (13301010331).

The spelling of 11100010220 in words is "eleven billion, one hundred million, ten thousand, two hundred twenty".