11221010112 has 112 divisors (see below), whose sum is σ = 32653297152. Its totient is φ = 3379123200.

The previous prime is 11221010081. The next prime is 11221010147. The reversal of 11221010112 is 21101012211.

It is a super-2 number, since 2×11221010112² (a number of 21 digits) contains 22 as substring.

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

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, 69487 + ... + 165137.

It is an arithmetic number, because the mean of its divisors is an integer number (291547296).

Almost surely, 2^11221010112 is an apocalyptic number.

11221010112 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 11221010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16326648576).

11221010112 is an abundant number, since it is smaller than the sum of its proper divisors (21432287040).

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

11221010112 is a wasteful number, since it uses less digits than its factorization.

11221010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95726 (or 95716 counting only the distinct ones).

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

Adding to 11221010112 its reverse (21101012211), we get a palindrome (32322022323).

The spelling of 11221010112 in words is "eleven billion, two hundred twenty-one million, ten thousand, one hundred twelve".