Number 23 A warm welcome awaits you at the small Number 23 in Roma. Dining is available at the hotel, which has it's own restaurant. Room Features Number 23. Smoking in certain bedrooms is allowed, as well as in public areas of the hotel. Please specify when booking if you require smoking. Additional Info. An airport shuttle service is available from the hotel. Pets are made most welcome at the hotel. A concierge service is provided for guests.