10^100

How is this number called?

$${{\mathtt{10}}}^{{\mathtt{100}}}$$

$${{\mathtt{10}}}^{{\mathtt{100}}} = {\mathtt{10\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000\,000}}$$