11022120111112 has 128 divisors (see below), whose sum is σ = 24476107582080. Its totient is φ = 4596115456000.

The previous prime is 11022120111089. The next prime is 11022120111113. The reversal of 11022120111112 is 21111102122011.

It is not an unprimeable number, because it can be changed into a prime (11022120111113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67203687 + ... + 67367497.

It is an arithmetic number, because the mean of its divisors is an integer number (191219590485).

Almost surely, 2^{11022120111112} 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 11022120111112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12238053791040).

11022120111112 is an abundant number, since it is smaller than the sum of its proper divisors (13453987470968).

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

11022120111112 is a wasteful number, since it uses less digits than its factorization.

11022120111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164983 (or 164979 counting only the distinct ones).

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

Adding to 11022120111112 its reverse (21111102122011), we get a palindrome (32133222233123).

The spelling of 11022120111112 in words is "eleven trillion, twenty-two billion, one hundred twenty million, one hundred eleven thousand, one hundred twelve".