11201210112222 has 192 divisors, whose sum is σ = 28360449008640. Its totient is φ = 3251492285184.

The previous prime is 11201210112221. The next prime is 11201210112247. The reversal of 11201210112222 is 22221101210211.

11201210112222 is a `hidden beast` number, since 1 + 120 + 1 + 210 + 112 + 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 = 11201210112195 and 11201210112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201210112221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 85976943 + ... + 86107125.

It is an arithmetic number, because the mean of its divisors is an integer number (147710671920).

Almost surely, 2^{11201210112222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11201210112222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14180224504320).

11201210112222 is an abundant number, since it is smaller than the sum of its proper divisors (17159238896418).

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

11201210112222 is a wasteful number, since it uses less digits than its factorization.

11201210112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130376 (or 130297 counting only the distinct ones).

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

Adding to 11201210112222 its reverse (22221101210211), we get a palindrome (33422311322433).

The spelling of 11201210112222 in words is "eleven trillion, two hundred one billion, two hundred ten million, one hundred twelve thousand, two hundred twenty-two".