二〇一一年 (èr líng yī yī nián)
Here's a breakdown:
* 二 (èr) - Two
* 〇 (líng) - Zero
* 一 (yī) - One
* 一 (yī) - One
* 年 (nián) - Year
It's important to note that the character "〇" is used for zero in this context, not "零" which is typically used for zero in other situations.