11100120112 has 40 divisors (see below), whose sum is σ = 22769368560. Its totient is φ = 5227534080.

The previous prime is 11100120107. The next prime is 11100120113. The reversal of 11100120112 is 21102100111.

It is not an unprimeable number, because it can be changed into a prime (11100120113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52939 + ... + 158122.

It is an arithmetic number, because the mean of its divisors is an integer number (569234214).

Almost surely, 2^11100120112 is an apocalyptic number.

It is an amenable number.

11100120112 is an abundant number, since it is smaller than the sum of its proper divisors (11669248448).

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

11100120112 is a wasteful number, since it uses less digits than its factorization.

11100120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211261 (or 211255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11100120112 its reverse (21102100111), we get a palindrome (32202220223).

The spelling of 11100120112 in words is "eleven billion, one hundred million, one hundred twenty thousand, one hundred twelve".