11206220 has 12 divisors (see below), whose sum is σ = 23533104. Its totient is φ = 4482480.

The previous prime is 11206207. The next prime is 11206241. The reversal of 11206220 is 2260211.

It is a junction number, because it is equal to n+sod(n) for n = 11206195 and 11206204.

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, 280136 + ... + 280175.

It is an arithmetic number, because the mean of its divisors is an integer number (1961092).

Almost surely, 2^11206220 is an apocalyptic number.

11206220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11206220 is an abundant number, since it is smaller than the sum of its proper divisors (12326884).

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

11206220 is a wasteful number, since it uses less digits than its factorization.

11206220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560320 (or 560318 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11206220 is about 3347.5692673939. The cubic root of 11206220 is about 223.7791988777.

Adding to 11206220 its reverse (2260211), we get a palindrome (13466431).

The spelling of 11206220 in words is "eleven million, two hundred six thousand, two hundred twenty".