12220200221022 has 64 divisors (see below), whose sum is σ = 28110555720000. Its totient is φ = 3930398204544.

The previous prime is 12220200221011. The next prime is 12220200221039. The reversal of 12220200221022 is 22012200202221.

12220200221022 is a `hidden beast` number, since 1 + 2 + 220 + 200 + 221 + 0 + 22 = 666.

It is a super-2 number, since 2×12220200221022² (a number of 27 digits) contains 22 as substring.

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 = 12220200220986 and 12220200221004.

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, 93133 + ... + 4944600.

It is an arithmetic number, because the mean of its divisors is an integer number (439227433125).

Almost surely, 2^{12220200221022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12220200221022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14055277860000).

12220200221022 is an abundant number, since it is smaller than the sum of its proper divisors (15890355498978).

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

12220200221022 is a wasteful number, since it uses less digits than its factorization.

12220200221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5039322 (or 5039316 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12220200221022 its reverse (22012200202221), we get a palindrome (34232400423243).

The spelling of 12220200221022 in words is "twelve trillion, two hundred twenty billion, two hundred million, two hundred twenty-one thousand, twenty-two".