11110122212112 has 160 divisors (see below), whose sum is σ = 39759167631360. Its totient is φ = 2885746020480.

The previous prime is 11110122212071. The next prime is 11110122212143. The reversal of 11110122212112 is 21121222101111.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166965928 + ... + 167032455.

It is an arithmetic number, because the mean of its divisors is an integer number (248494797696).

Almost surely, 2^{11110122212112} is an apocalyptic number.

11110122212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11110122212112 is an abundant number, since it is smaller than the sum of its proper divisors (28649045419248).

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

11110122212112 is a wasteful number, since it uses less digits than its factorization.

11110122212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333998418 (or 333998406 counting only the distinct ones).

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

Adding to 11110122212112 its reverse (21121222101111), we get a palindrome (32231344313223).

The spelling of 11110122212112 in words is "eleven trillion, one hundred ten billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twelve".