Adding to 101111010001000 its reverse (100010111101), we get a palindrome (101211020112101).
It is a happy number.
It is an unprimeable number.
Almost surely, 2101111010001000 is an apocalyptic number.
101111010001000 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 101111010001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121157090271360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101111010001000 is a wasteful number, since it uses less digits than its factorization.
101111010001000 is an evil number, because the sum of its binary digits is even.
The spelling of 101111010001000 in words is "one hundred one trillion, one hundred eleven billion, ten million, one thousand".