11022112112 has 80 divisors (see below), whose sum is σ = 25035754752. Its totient is φ = 4644879360.

The previous prime is 11022112069. The next prime is 11022112117. The reversal of 11022112112 is 21121122011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022112117) 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, 172973 + ... + 227955.

Almost surely, 2^11022112112 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 11022112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12517877376).

11022112112 is an abundant number, since it is smaller than the sum of its proper divisors (14013642640).

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

11022112112 is a wasteful number, since it uses less digits than its factorization.

11022112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55086 (or 55080 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11022112112 its reverse (21121122011), we get a palindrome (32143234123).

The spelling of 11022112112 in words is "eleven billion, twenty-two million, one hundred twelve thousand, one hundred twelve".