111112212211022 has 8 divisors (see below), whose sum is σ = 181819983618072. Its totient is φ = 50505551005000.

The previous prime is 111112212211009. The next prime is 111112212211031. The reversal of 111112212211022 is 220112212211111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111112212210985 and 111112212211003.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2525277550229 + ... + 2525277550272.

It is an arithmetic number, because the mean of its divisors is an integer number (22727497952259).

Almost surely, 2^{111112212211022} is an apocalyptic number.

111112212211022 is a deficient number, since it is larger than the sum of its proper divisors (70707771407050).

111112212211022 is a wasteful number, since it uses less digits than its factorization.

111112212211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050555100514.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111112212211022 its reverse (220112212211111), we get a palindrome (331224424422133).

The spelling of 111112212211022 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred twelve million, two hundred eleven thousand, twenty-two".