2011100112 has 60 divisors (see below), whose sum is σ = 6432331360. Its totient is φ = 574599744.

The previous prime is 2011100093. The next prime is 2011100167. The reversal of 2011100112 is 2110011102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2011100094 and 2011100103.

It is a congruent number.

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, 996562 + ... + 998577.

Almost surely, 2^2011100112 is an apocalyptic number.

It is an amenable number.

2011100112 is an abundant number, since it is smaller than the sum of its proper divisors (4421231248).

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

2011100112 is a wasteful number, since it uses less digits than its factorization.

2011100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995160 (or 1995151 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 2011100112 is about 44845.2908564545. The cubic root of 2011100112 is about 1262.2476284359.

Adding to 2011100112 its reverse (2110011102), we get a palindrome (4121111214).

The spelling of 2011100112 in words is "two billion, eleven million, one hundred thousand, one hundred twelve".