222211122212022 has 16 divisors (see below), whose sum is σ = 444905837736960. Its totient is φ = 73989775185192.

The previous prime is 222211122211979. The next prime is 222211122212033. The reversal of 222211122212022 is 220212221112222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222211122211983 and 222211122212001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20149715398 + ... + 20149726425.

It is an arithmetic number, because the mean of its divisors is an integer number (27806614858560).

Almost surely, 2^{222211122212022} is an apocalyptic number.

222211122212022 is an abundant number, since it is smaller than the sum of its proper divisors (222694715524938).

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

222211122212022 is a wasteful number, since it uses less digits than its factorization.

222211122212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40299442747.

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

Adding to 222211122212022 its reverse (220212221112222), we get a palindrome (442423343324244).

The spelling of 222211122212022 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, twenty-two".