Take myChar as a char referencing your special character...
Console.WriteLine("{0} U+{1:x4} {2}", myChar, (int)myChar, (int)myChar);
Above we're outputting the character itself followed by the Unicode code point and then the integer value.
Reduce the format string and parameters to output only the "U+..." code...
Console.WriteLine("U+{0:x4}", (int)myChar);
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