Adding to 1001111212110 its reverse (112121111001), we get a palindrome (1113232323111).
It is a congruent number.
It is an unprimeable number.
Almost surely, 21001111212110 is an apocalyptic number.
1001111212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1001111212110 is a wasteful number, since it uses less digits than its factorization.
1001111212110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1962963188.
The spelling of 1001111212110 in words is "one trillion, one billion, one hundred eleven million, two hundred twelve thousand, one hundred ten".