What the blog tagline means

If you are wondering why my tagline is a wierd string of numbers, they are all extremely important to the world, except the second, which is only important for a few in the world. 42 - The Answer to Life, The Universe and Everything22 - My birthday3.14 - Pi2.718 - e 1.618 - The Golden Ratio0 - Defying quite a number of laws of mathematics