\documentclass[12pt]{article}
\usepackage[utopia]{mathdesign}
\usepackage{amsmath}
\usepackage{xepersian}
\settextfont{XB Kayhan}
\setdigitfont{XB Kayhan}
\begin{document}
\begin{align}\label{yek}
A=\frac{c}{d}+\frac{q^2}{\sin(\omega t)+\Omega_{12}}
\end{align}
\[\mathrm{Ali1.2}+\mathrm{Ali12}+
\text{Ali12}+\mathit{Ali12}+\mathbf{Ali132}+\mathbb{A}+
\]
\[1980 302 124 910.50\]

\[A=|\vec{a}\times \vec{b}| + \sum_{n=0}^\infty C_{ij}\]


\end{document}