No. Nokia 2 does not have the hybrid sim slot. It has 2 dedicated sim card slots and 1 dedicated MicroSD card slot.
Yes, Nokia 2 comes with Corning Gorilla Glass 3. It is scratch resistant.
Yes, you can use Nokia 2 as wifi hotspot.
Nokia 2 has IP52 drip protection. That means it can withhold minor water pouring. But you need to be careful as the device also has the 3.5 mm jack and water can damage the phone.
It's not a bad phone, this Nokia 2. It's just that there's only so much you can do within a budget this tight.