I believe God is both male and female. He is our Heavenly parent. When we ourselves become one as a male and a female with God as our center, we become like God and multiply.
For me, this is the true definition of the trinity.
After Adam and Eve fell, that original trinity failed. God sent Jesus as a second Adam in order to become our new sinless ancestor.
Since, he was rejected, could not marry and was killed, Christianity explains a spiritual trinity with God, Jesus (Masculine spirit) and the Holy spirit (a comforting spirit, a female spirit). We are reborn spiritually through Jesus and the Holy spirit.
God is a parent, both male and female. He cannot experience love alone and just love Himself.
Love takes two to exist.
His love was His motivation to create