11170220 has 24 divisors (see below), whose sum is σ = 24267600. Its totient is φ = 4313792.

The previous prime is 11170219. The next prime is 11170273. The reversal of 11170220 is 2207111.

11170220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 11170195 and 11170204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9050 + ... + 10209.

It is an arithmetic number, because the mean of its divisors is an integer number (1011150).

Almost surely, 2^11170220 is an apocalyptic number.

11170220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11170220 is an abundant number, since it is smaller than the sum of its proper divisors (13097380).

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

11170220 is a wasteful number, since it uses less digits than its factorization.

11170220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19297 (or 19295 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 11170220 is about 3342.1879061477. The cubic root of 11170220 is about 223.5393114675.

Adding to 11170220 its reverse (2207111), we get a palindrome (13377331).

The spelling of 11170220 in words is "eleven million, one hundred seventy thousand, two hundred twenty".