11110122122112 has 192 divisors, whose sum is σ = 34514005016400. Its totient is φ = 3410139045888.

The previous prime is 11110122122111. The next prime is 11110122122129. The reversal of 11110122122112 is 21122122101111.

It is a happy number.

11110122122112 is a `hidden beast` number, since 111 + 101 + 221 + 221 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110122122111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5218263 + ... + 7032105.

Almost surely, 2^{11110122122112} is an apocalyptic number.

11110122122112 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 11110122122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17257002508200).

11110122122112 is an abundant number, since it is smaller than the sum of its proper divisors (23403882894288).

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

11110122122112 is a wasteful number, since it uses less digits than its factorization.

11110122122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814285 (or 1814270 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 11110122122112 its reverse (21122122101111), we get a palindrome (32232244223223).

The spelling of 11110122122112 in words is "eleven trillion, one hundred ten billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".