10011001100 has 36 divisors (see below), whose sum is σ = 21775564608.
Its totient is φ = 3994872000.
The previous prime is 10011001087. The next prime is 10011001103. The reversal of 10011001100 is 110011001.
Adding to 10011001100 its reverse (110011001), we get a palindrome (10121012101).
Subtracting from 10011001100 its reverse (110011001), we obtain a palindrome (9900990099).
It is a Harshad number since it is a multiple of its sum of digits (5).
10011001100 is a modest number, since divided by 11001100 gives 100 as remainder.
It is not an unprimeable number, because it can be changed into a prime (10011001103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76796 + ... + 160995.
Almost surely, 210011001100 is an apocalyptic number.
10011001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10011001100 is an abundant number, since it is smaller than the sum of its proper divisors (11764563508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10011001100 is a wasteful number, since it uses less digits than its factorization.
10011001100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238226 (or 238219 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 5.
The spelling of 10011001100 in words is "ten billion, eleven million, one thousand, one hundred".