min Number(default: null)

Specifies the smallest value the user can enter.

Example - specify min option

<input id="numerictextbox" />
<script>
$("#numerictextbox").kendoNumericTextBox({
    min: -100
});
</script>

Example - specify min option as a HTML attribute

<input id="numerictextbox" min="-100" />
<script>
$("#numerictextbox").kendoNumericTextBox();
</script>