int keyword

Description
The int numeric type represents a 32-bit signed two's-complement integer. The default value of a int instance variable, class variable, and array component  is zero, that is, 0. The value of int is an integer from -2147483648 to 2147483647, inclusive.

Example
You can declare an int variable and give it an initial value when you declare it:

int exampleInt = 1000; //name of the variable is exampleInt and its value is 1000 

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Java types

Source: The Java Language Specification. Copyright (C) 1996 Sun Microsystems, Inc.