11220112111012 has 96 divisors (see below), whose sum is σ = 22953978528768. Its totient is φ = 4698860626944.

The previous prime is 11220112110941. The next prime is 11220112111037. The reversal of 11220112111012 is 21011121102211.

11220112111012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3794422638 + ... + 3794425594.

It is an arithmetic number, because the mean of its divisors is an integer number (239103943008).

Almost surely, 2^{11220112111012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11220112111012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11476989264384).

11220112111012 is an abundant number, since it is smaller than the sum of its proper divisors (11733866417756).

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

11220112111012 is a wasteful number, since it uses less digits than its factorization.

11220112111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6605 (or 6603 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11220112111012 its reverse (21011121102211), we get a palindrome (32231233213223).

The spelling of 11220112111012 in words is "eleven trillion, two hundred twenty billion, one hundred twelve million, one hundred eleven thousand, twelve".