220120010202222 has 96 divisors (see below), whose sum is σ = 519424398511200. Its totient is φ = 66963060274176.

The previous prime is 220120010202181. The next prime is 220120010202241. The reversal of 220120010202222 is 222202010021022.

220120010202222 is a `hidden beast` number, since 220 + 1 + 20 + 0 + 1 + 0 + 202 + 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 = 220120010202195 and 220120010202204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 273731154 + ... + 274534122.

It is an arithmetic number, because the mean of its divisors is an integer number (5410670817825).

Almost surely, 2^{220120010202222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220120010202222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259712199255600).

220120010202222 is an abundant number, since it is smaller than the sum of its proper divisors (299304388308978).

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

220120010202222 is a wasteful number, since it uses less digits than its factorization.

220120010202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816242 (or 816239 counting only the distinct ones).

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

Adding to 220120010202222 its reverse (222202010021022), we get a palindrome (442322020223244).

The spelling of 220120010202222 in words is "two hundred twenty trillion, one hundred twenty billion, ten million, two hundred two thousand, two hundred twenty-two".