The result of your conversion between zettajoule and terajoule appears here
To convert between Zettajoule and Terajoule you have to do the following:
First divide 1.0e+21 / 1.0e+12 = 1000000000.
Then multiply the amount of Zettajoule you want to convert to Terajoule, use the chart below to guide you.
Symbol: zJ
No description
Symbol: TJ
No description