11120222112 has 96 divisors (see below), whose sum is σ = 30755128320. Its totient is φ = 3508427520.

The previous prime is 11120222111. The next prime is 11120222123. The reversal of 11120222112 is 21122202111.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 11120222091 and 11120222100.

It is not an unprimeable number, because it can be changed into a prime (11120222111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2702937 + ... + 2707047.

It is an arithmetic number, because the mean of its divisors is an integer number (320365920).

Almost surely, 2^11120222112 is an apocalyptic number.

11120222112 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 11120222112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15377564160).

11120222112 is an abundant number, since it is smaller than the sum of its proper divisors (19634906208).

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

11120222112 is a wasteful number, since it uses less digits than its factorization.

11120222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626 (or 5618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11120222112 its reverse (21122202111), we get a palindrome (32242424223).

The spelling of 11120222112 in words is "eleven billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twelve".