If you are currently using an e-mail address like my_email_id1998@hotmail.com to communicate with your friends and/or customers, you are conveying a wrong signal to them. Such an e-mail address besides being hard to remember, is not personalised enough to suit your needs.
The solution for you is simple. Simply buy a Mail Forwarding Service for your existing domain name or first register a domain name and then continue buying email forwarding for this domain name. This will allow you to give out an email addresses of the type yourname@yourcompany.com and have all these mails conveniently forwarded to any other mail address.