11110122101112 has 128 divisors (see below), whose sum is σ = 29663778735360. Its totient is φ = 3462437422080.

The previous prime is 11110122101087. The next prime is 11110122101123. The reversal of 11110122101112 is 21110122101111.

It is a junction number, because it is equal to n+sod(n) for n = 11110122101091 and 11110122101100.

It is a congruent number.

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, 234598 + ... + 4719669.

It is an arithmetic number, because the mean of its divisors is an integer number (231748271370).

Almost surely, 2^{11110122101112} is an apocalyptic number.

11110122101112 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 11110122101112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14831889367680).

11110122101112 is an abundant number, since it is smaller than the sum of its proper divisors (18553656634248).

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

11110122101112 is a wasteful number, since it uses less digits than its factorization.

11110122101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954413 (or 4954409 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11110122101112 its reverse (21110122101111), we get a palindrome (32220244202223).

Subtracting 11110122101112 from its reverse (21110122101111), we obtain a palindrome (9999999999999).

The spelling of 11110122101112 in words is "eleven trillion, one hundred ten billion, one hundred twenty-two million, one hundred one thousand, one hundred twelve".