How to get the invitation code? How to become a referrer?
You need to register here https://satoshi.team/#affiliate Enter your ETH address and fill in the form. After making a decision, you will be notified of the result by email and in this thread.
Swap SPS on ATH you have not activated yet?
Yes. 100 SPS : 1 ATH The limit is 100000 ATH Swap minimum 542 SPS