22211020020222 has 96 divisors (see below), whose sum is σ = 52968077940960. Its totient is φ = 6670455644160.

The previous prime is 22211020020193. The next prime is 22211020020223. The reversal of 22211020020222 is 22202002011222.

22211020020222 is a `hidden beast` number, since 2 + 221 + 1 + 0 + 200 + 20 + 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 = 22211020020195 and 22211020020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211020020223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 295679604 + ... + 295754712.

It is an arithmetic number, because the mean of its divisors is an integer number (551750811885).

Almost surely, 2^{22211020020222} is an apocalyptic number.

22211020020222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22211020020222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26484038970480).

22211020020222 is an abundant number, since it is smaller than the sum of its proper divisors (30757057920738).

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

22211020020222 is a wasteful number, since it uses less digits than its factorization.

22211020020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88458 (or 88455 counting only the distinct ones).

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

Adding to 22211020020222 its reverse (22202002011222), we get a palindrome (44413022031444).

The spelling of 22211020020222 in words is "twenty-two trillion, two hundred eleven billion, twenty million, twenty thousand, two hundred twenty-two".