2211110112 has 96 divisors (see below), whose sum is σ = 5945329152. Its totient is φ = 719207424.

The previous prime is 2211109997. The next prime is 2211110131. The reversal of 2211110112 is 2110111122.

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

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 2359308 + ... + 2360244.

It is an arithmetic number, because the mean of its divisors is an integer number (61930512).

Almost surely, 2^2211110112 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 2211110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2972664576).

2211110112 is an abundant number, since it is smaller than the sum of its proper divisors (3734219040).

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

2211110112 is a wasteful number, since it uses less digits than its factorization.

2211110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 2211110112 is about 47022.4426417854. The cubic root of 2211110112 is about 1302.7771227180. Note that the first 3 decimals are identical.

Adding to 2211110112 its reverse (2110111122), we get a palindrome (4321221234).

It can be divided in two parts, 22111 and 10112, that added together give a palindrome (32223).

The spelling of 2211110112 in words is "two billion, two hundred eleven million, one hundred ten thousand, one hundred twelve".