11111000100100 has 36 divisors (see below), whose sum is σ = 24111325498624. Its totient is φ = 4444316117280.

The previous prime is 11111000100091. The next prime is 11111000100127. The reversal of 11111000100100 is 100100011111.

It is a happy number.

11111000100100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4414849 + ... + 6458551.

Almost surely, 2^{11111000100100} is an apocalyptic number.

11111000100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111000100100 is an abundant number, since it is smaller than the sum of its proper divisors (13000325398524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111000100100 is a wasteful number, since it uses less digits than its factorization.

11111000100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098084 (or 2098077 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 11111000100100 its reverse (100100011111), we get a palindrome (11211100111211).

The spelling of 11111000100100 in words is "eleven trillion, one hundred eleven billion, one hundred thousand, one hundred".