22212022222122 has 16 divisors (see below), whose sum is σ = 46355524637760. Its totient is φ = 7082094041792.

The previous prime is 22212022222121. The next prime is 22212022222139. The reversal of 22212022222122 is 22122222021222.

It is a junction number, because it is equal to n+sod(n) for n = 22212022222092 and 22212022222101.

It is not an unprimeable number, because it can be changed into a prime (22212022222121) 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 7 ways as a sum of consecutive naturals, for example, 80478341247 + ... + 80478341522.

It is an arithmetic number, because the mean of its divisors is an integer number (2897220289860).

Almost surely, 2^{22212022222122} is an apocalyptic number.

22212022222122 is an abundant number, since it is smaller than the sum of its proper divisors (24143502415638).

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

22212022222122 is a wasteful number, since it uses less digits than its factorization.

22212022222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160956682797.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 22212022222122 its reverse (22122222021222), we get a palindrome (44334244243344).

The spelling of 22212022222122 in words is "twenty-two trillion, two hundred twelve billion, twenty-two million, two hundred twenty-two thousand, one hundred twenty-two".