netstat -natp| grep :111
tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN 1/systemd

To 111 port listening disable you can like this:
systemctl stop rpcbind.socket

systemctl disable rpcbind.socket
Removed symlink /etc/systemd/system/sockets.target.wants/rpcbind.socket