18.1.4 ciento in plural

Is hundred in plural (two hundred, three hundred, four hundred etc.) cientos has to be in accordance with the object(s) in gender and number.
  cientos, cientas
doscientas mujeres = 200 woman
doscientos hombres = 200 men
doscientos un hombres = 201 men
doscientas una mujeres = 201 women
doscientos cincuenta y un hombres = 251 men
doscientas cincuenta y una mujeres = 251 woman

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