1100113112 has 48 divisors (see below), whose sum is σ = 2540642760. Its totient is φ = 443740416.

The previous prime is 1100113111. The next prime is 1100113127. The reversal of 1100113112 is 2113110011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1100113093 and 1100113102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100113111) 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, 75878 + ... + 89205.

Almost surely, 2^1100113112 is an apocalyptic number.

It is an amenable number.

1100113112 is an abundant number, since it is smaller than the sum of its proper divisors (1440529648).

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

1100113112 is a wasteful number, since it uses less digits than its factorization.

1100113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165120 (or 165109 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1100113112 is about 33167.9530872799. The cubic root of 1100113112 is about 1032.3154970523.

Adding to 1100113112 its reverse (2113110011), we get a palindrome (3213223123).

The spelling of 1100113112 in words is "one billion, one hundred million, one hundred thirteen thousand, one hundred twelve".