Penile cancer advice!

hello everyone,

i am 31, i just want to ask that I have a thick skin on my penis! Does this mean that my case is abnormal?! Also i found blood comes out from it  few weeks ago !? But I have no pain ? Also my last given blood donor have been suspended  as I have low  hemoglobin does this also sign?! 

I am about worry please advice me !

thank you.