This number is a prime.

                                                             1001 2345678901

+ The smallest emirp with the pandigital string 0123456789 that remains an emirp by deleting the latter's digit 0: 1012345678901. [Beedassy]

+ The smallest emirp formed by inserting the digit sequence, 0123456789, in between a double-digit number and its reversal, i.e. between 10 and 01. [Loungrides]

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