111112102022202 has 192 divisors, whose sum is σ = 262006196400000. Its totient is φ = 33900727910400.

The previous prime is 111112102022197. The next prime is 111112102022203. The reversal of 111112102022202 is 202220201211111.

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

It is not an unprimeable number, because it can be changed into a prime (111112102022203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2277469653 + ... + 2277518439.

It is an arithmetic number, because the mean of its divisors is an integer number (1364615606250).

Almost surely, 2^{111112102022202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111112102022202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131003098200000).

111112102022202 is an abundant number, since it is smaller than the sum of its proper divisors (150894094377798).

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

111112102022202 is a wasteful number, since it uses less digits than its factorization.

111112102022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50221 (or 50218 counting only the distinct ones).

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

Adding to 111112102022202 its reverse (202220201211111), we get a palindrome (313332303233313).

The spelling of 111112102022202 in words is "one hundred eleven trillion, one hundred twelve billion, one hundred two million, twenty-two thousand, two hundred two".