It is a congruent number.
It is an unprimeable number.
Almost surely, 2101122110102 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101122110102 is a wasteful number, since it uses less digits than its factorization.
101122110102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1769424.
Adding to 101122110102 its reverse (201011221101), we get a palindrome (302133331203).
The spelling of 101122110102 in words is "one hundred one billion, one hundred twenty-two million, one hundred ten thousand, one hundred two".