222211110020022 has 24 divisors (see below), whose sum is σ = 484688662801200. Its totient is φ = 73573253428560.

The previous prime is 222211110020017. The next prime is 222211110020023. The reversal of 222211110020022 is 220020011112222.

It is a happy number.

222211110020022 is a `hidden beast` number, since 222 + 211 + 1 + 10 + 0 + 200 + 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 = 222211110019977 and 222211110020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211110020023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41426378754 + ... + 41426384117.

It is an arithmetic number, because the mean of its divisors is an integer number (20195360950050).

Almost surely, 2^{222211110020022} is an apocalyptic number.

222211110020022 is an abundant number, since it is smaller than the sum of its proper divisors (262477552781178).

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

222211110020022 is a wasteful number, since it uses less digits than its factorization.

222211110020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82852763028 (or 82852763025 counting only the distinct ones).

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

Adding to 222211110020022 its reverse (220020011112222), we get a palindrome (442231121132244).

The spelling of 222211110020022 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred ten million, twenty thousand, twenty-two".