112212200021022 has 64 divisors (see below), whose sum is σ = 255503846707200. Its totient is φ = 36482995200960.

The previous prime is 112212200020927. The next prime is 112212200021041. The reversal of 112212200021022 is 220120002212211.

It is a happy number.

112212200021022 is a `hidden beast` number, since 11 + 221 + 2 + 200 + 0 + 210 + 22 = 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 = 112212200020986 and 112212200021004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3114853 + ... + 15301199.

It is an arithmetic number, because the mean of its divisors is an integer number (3992247604800).

Almost surely, 2^{112212200021022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112212200021022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127751923353600).

112212200021022 is an abundant number, since it is smaller than the sum of its proper divisors (143291646686178).

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

112212200021022 is a wasteful number, since it uses less digits than its factorization.

112212200021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12190558 (or 12190552 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112212200021022 its reverse (220120002212211), we get a palindrome (332332202233233).

The spelling of 112212200021022 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred million, twenty-one thousand, twenty-two".