easiest program for new digital artist

Photoshop is super ultra easy for new artists with a great quantity of tutoerials on yt

if you want to draw 3d characters aka shading. go with clip studio paint. if you want to do 3d modeling go with blender its free and there is a big community behind it. you can find a lot tutorial on youtube. a lot people started with that one donut tutorial. haha

if you're just getting started, you should look into blender. there area lot of resources and tutorials for it.

Paint Tool SAI is one of the easiest and yet it provides professional results. You can also try Medibang Pro - it has versions for any platform.

photoshop, illustrator and blender

Definitely Photoshop.
Spend some time learning it, you will thank later, also there are lots of free tutorials to learn how to use it.

start with photoshop
start with the basics and experiment with other programs later

procreate is amazing. thenative brushes that comes with the app is pretty good but you can definitely add more brushes. it's definitely worth the price.

start with Blender, suffer with Blender and become a master of Blender, that is your way

go with Blender for 3D. Free and powerful.