It’s called Penile Preservation Vaginoplasty and there a few surgeons who do it. Try google with that name.
It’s possible to get bottom surgery with estrogen, but not at all common. You’ll probably find it more difficult to achieve. You will need to take testosterone afterwards otherwise you’ll end up with medical problems.
Breast implants without hrt is likely to produce sub standard results.
Your BMI is probably going to be an issue for bottom surgery.