This is the 11712th most frequent Polish word.
komórkowego
"Komórkowego" means "cellular" or "of a cell," often referring to a "mobile phone" (in context).
Here, 'komórkowego' is an adjective form modifying 'numer', thereby attributing its quality to 'cell phone related'.
Nie mam aktualnego numeru komórkowego.
I don't have the current cell phone number.
In this sentence, 'komórkowego' is descriptive, modifying 'telefonu' to specify the object as concerning a mobile phone.
Potrzebuję kabla do mojego telefonu komórkowego.
I need a cable for my mobile phone.
Here, 'komórkowego' serves as an attributive descriptive adjective for 'technologia', specifying that the advanced technology pertains to 'cellular' or 'mobile' communications.