111222122101120 has 32 divisors (see below), whose sum is σ = 265890385649520. Its totient is φ = 44488848840192.

The previous prime is 111222122101091. The next prime is 111222122101133. The reversal of 111222122101120 is 21101221222111.

It is a happy number.

111222122101120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86892282252 + ... + 86892283531.

Almost surely, 2^{111222122101120} is an apocalyptic number.

111222122101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111222122101120 is an abundant number, since it is smaller than the sum of its proper divisors (154668263548400).

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

111222122101120 is an equidigital number, since it uses as much as digits as its factorization.

111222122101120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173784565802 (or 173784565790 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111222122101120 its reverse (21101221222111), we get a palindrome (132323343323231).

The spelling of 111222122101120 in words is "one hundred eleven trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred one thousand, one hundred twenty".