222122111222022 has 64 divisors (see below), whose sum is σ = 520990883020800. Its totient is φ = 62410366162080.

The previous prime is 222122111222017. The next prime is 222122111222057. The reversal of 222122111222022 is 220222111221222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222122111221983 and 222122111222001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1884312022 + ... + 1884429897.

It is an arithmetic number, because the mean of its divisors is an integer number (8140482547200).

Almost surely, 2^{222122111222022} is an apocalyptic number.

222122111222022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222122111222022 is an abundant number, since it is smaller than the sum of its proper divisors (298868771798778).

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

222122111222022 is a wasteful number, since it uses less digits than its factorization.

222122111222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768742001.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 222122111222022 its reverse (220222111221222), we get a palindrome (442344222443244).

The spelling of 222122111222022 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, twenty-two".