11320112112 has 80 divisors (see below), whose sum is σ = 30057829152. Its totient is φ = 3668474880.

The previous prime is 11320112057. The next prime is 11320112123. The reversal of 11320112112 is 21121102311.

It is a junction number, because it is equal to n+sod(n) for n = 11320112091 and 11320112100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4227318 + ... + 4229994.

Almost surely, 2^11320112112 is an apocalyptic number.

11320112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11320112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15028914576).

11320112112 is an abundant number, since it is smaller than the sum of its proper divisors (18737717040).

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

11320112112 is a wasteful number, since it uses less digits than its factorization.

11320112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5106 (or 5100 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11320112112 its reverse (21121102311), we get a palindrome (32441214423).

The spelling of 11320112112 in words is "eleven billion, three hundred twenty million, one hundred twelve thousand, one hundred twelve".