Adding to 100111001001000 its reverse (100100111001), we get a palindrome (100211101112001).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a self number, because there is not a number n which added to its sum of digits gives 100111001001000.
It is an unprimeable number.
Almost surely, 2100111001001000 is an apocalyptic number.
100111001001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100111001001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170685670296960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100111001001000 is a wasteful number, since it uses less digits than its factorization.
100111001001000 is an odious number, because the sum of its binary digits is odd.
The spelling of 100111001001000 in words is "one hundred trillion, one hundred eleven billion, one million, one thousand".