Can I reactivate my phone number which was deactivated one year back with same number
No you can't
Fizz say this about your phone
Unless you transferred it to another mobile provider, you can reuse your Fizz phone number up to 60 days after unsubscribing, whether to reactivate your plan or to use it for another plan in your account.
You can't create another account whit another email for activate your SIM whit a new number and receive $25 if you use a referral code.
Read this link about referral code and how to do it