111022102101222 has 96 divisors (see below), whose sum is σ = 268020205296480. Its totient is φ = 32978284738560.

The previous prime is 111022102101221. The next prime is 111022102101289. The reversal of 111022102101222 is 222101201220111.

111022102101222 is a `hidden beast` number, since 1 + 1 + 10 + 221 + 0 + 210 + 1 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 111022102101195 and 111022102101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022102101221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49852822 + ... + 52032182.

It is an arithmetic number, because the mean of its divisors is an integer number (2791877138505).

Almost surely, 2^{111022102101222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111022102101222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134010102648240).

111022102101222 is an abundant number, since it is smaller than the sum of its proper divisors (156998103195258).

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

111022102101222 is a wasteful number, since it uses less digits than its factorization.

111022102101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186918 (or 2186915 counting only the distinct ones).

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

Adding to 111022102101222 its reverse (222101201220111), we get a palindrome (333123303321333).

The spelling of 111022102101222 in words is "one hundred eleven trillion, twenty-two billion, one hundred two million, one hundred one thousand, two hundred twenty-two".