11203330220 has 12 divisors (see below), whose sum is σ = 23526993504. Its totient is φ = 4481332080.

The previous prime is 11203330213. The next prime is 11203330261. The reversal of 11203330220 is 2203330211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280083236 + ... + 280083275.

It is an arithmetic number, because the mean of its divisors is an integer number (1960582792).

Almost surely, 2^11203330220 is an apocalyptic number.

11203330220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203330220 is an abundant number, since it is smaller than the sum of its proper divisors (12323663284).

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

11203330220 is a wasteful number, since it uses less digits than its factorization.

11203330220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560166520 (or 560166518 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 11203330220 its reverse (2203330211), we get a palindrome (13406660431).

Subtracting from 11203330220 its reverse (2203330211), we obtain a palindrome (9000000009).

The spelling of 11203330220 in words is "eleven billion, two hundred three million, three hundred thirty thousand, two hundred twenty".