201112102221222 has 8 divisors (see below), whose sum is σ = 402224204442456. Its totient is φ = 67037367407072.

The previous prime is 201112102221089. The next prime is 201112102221271. The reversal of 201112102221222 is 222122201211102.

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

201112102221222 is an admirable number.

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, 16759341851763 + ... + 16759341851774.

It is an arithmetic number, because the mean of its divisors is an integer number (50278025555307).

Almost surely, 2^{201112102221222} is an apocalyptic number.

201112102221222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

201112102221222 is a wasteful number, since it uses less digits than its factorization.

201112102221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33518683703542.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 201112102221222 its reverse (222122201211102), we get a palindrome (423234303432324).

The spelling of 201112102221222 in words is "two hundred one trillion, one hundred twelve billion, one hundred two million, two hundred twenty-one thousand, two hundred twenty-two".