Adding to 1000100100 its reverse (10010001), we get a palindrome (1010110101).
Subtracting from 1000100100 its reverse (10010001), we obtain a palindrome (990090099).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is an unprimeable number.
Almost surely, 21000100100 is an apocalyptic number.
1000100100 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 1000100100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1450341200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000100100 is a wasteful number, since it uses less digits than its factorization.
1000100100 is an odious number, because the sum of its binary digits is odd.
The square root of 1000100100 is about 31624.3592820471. The cubic root of 1000100100 is about 1000.0333655534.
The spelling of 1000100100 in words is "one billion, one hundred thousand, one hundred".