1st century: 1, 2, 3, 4, 5, 6, 7, ..., 95, 96, 97, 98, 99, 100
2nd century: 101, 102, 103, 104, 105, ..., 195, 196, 197, 198, 199, 200
3rd century: 201, 202, 203, 204, 205, ..., 295, 296, 297, 298, 299, 300
20th century: 1901, 1902, 1903, 1904, 1905, ..., 1995, 1996, 1997, 1998, 1999, 2000
21st century: 2001, 2002, 2003, 2004, 2005, ..., 2095, 2096, 2097, 2098, 2099, 2100
22nd century: 2101, 2102, 2103, 2104, 2105, ..., 2195, 2196, 2197, 2198, 2199, 2200
The year 2013 is in the 21st century (2000-2099).
The 21st century, which culminates December 31 in the year 2100.
The first year of the 21st century was 2001.
the 21st century is from the year 2001 until the year 2100. When it is 2101 it will be the 22nd century.
The year 2010 is in the 21st century.
The 21st century.
The 21st century.
It is the last year of the 21st century.
Friday 31st December 2100. The last year of the 21st century is 2100.
Both. It was the last year of the 21st century BC, and the first year of the 21st century AD.
The 21st century began on January 1, 2001
No - the year 1970 was in the 20th century.