[Resolved]  Idea Cellular — services are seized without any information

I'm using the idea connection from last 10 years and for some office related thing i'm outside of the country and they disconnected with out giving any notices as there is no outgoing calls and messages for 4 months.. What abt my money which is there in my account.. And how can i get my number back

1. How can they cease my connection with out giving any notice..
2. How to get the number back as i have shared that number at many places..