Il numero 1021, milleventuno in Italiano, in Inglese si dice one thousand twenty-one.
Il numero ordinale 1021° in inglese si dice one thousand twenty-first.
1012: one thousand twelve
1013: one thousand thirteen
1014: one thousand fourteen
1015: one thousand fifteen
1016: one thousand sixteen
1017: one thousand seventeen
1018: one thousand eighteen
1019: one thousand nineteen
1020: one thousand twenty
1022: one thousand twenty-two
1023: one thousand twenty-three
1024: one thousand twenty-four
1025: one thousand twenty-five
1026: one thousand twenty-six
1027: one thousand twenty-seven
1028: one thousand twenty-eight
1029: one thousand twenty-nine
1030: one thousand thirty