An image printing apparatus includes an image printing unit which prints an image and has a cluster printing function in which a print job is shared with at least one other printing apparatus over a network. A registration unit registers in the memory unit paper type information of a recording sheet to be used in the print job. A communication unit receives over the network paper type information of recording sheets in each of the plurality of other image printing apparatuses. A determination unit selects at least one candidate image printing apparatus from among the plurality of other image printing apparatus based whether the paper type information received by the communication unit matches the paper type information registered in the memory unit. The image printing apparatus, during cluster printing, shares the print job with the at least one candidate image printing apparatus.