100222112021112 has 96 divisors (see below), whose sum is σ = 281522491286400. Its totient is φ = 33403280844384.

The previous prime is 100222112021081. The next prime is 100222112021167. The reversal of 100222112021112 is 211120211222001.

100222112021112 is a `hidden beast` number, since 100 + 2 + 221 + 120 + 211 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12748333 + ... + 19051619.

It is an arithmetic number, because the mean of its divisors is an integer number (2932525950900).

Almost surely, 2^{100222112021112} is an apocalyptic number.

100222112021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100222112021112 is an abundant number, since it is smaller than the sum of its proper divisors (181300379265288).

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

100222112021112 is an equidigital number, since it uses as much as digits as its factorization.

100222112021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311487 (or 6311471 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 100222112021112 its reverse (211120211222001), we get a palindrome (311342323243113).

The spelling of 100222112021112 in words is "one hundred trillion, two hundred twenty-two billion, one hundred twelve million, twenty-one thousand, one hundred twelve".