---
type: "datatype"
title: "integer"
datatype: "integer"
---
# integer

- [Datatypes](/datatypes)
- [Definitions](/datatypes-definitions#integer)
- [Examples](/datatypes-examples#integer)
- [Mappings](/datatypes-mappings#integer)
- [Profiles](/datatypes-profiles#integer)

## Primitive Details
- **Definition**: A whole number
- **Comments**: 32 bit number; for values larger than this, use decimal
- **XML Schema/Base**: `int`
- **JSON Type**: `number`
- **Regex**: `[0]|[-+]?[1-9][0-9]*`
- **Characteristics**: has-range
- **v3 Mapping**: `INT`
- **v2 Mapping**: `~NM/~SI`