22222122222122 has 8 divisors (see below), whose sum is σ = 33898152542400. Its totient is φ = 10922738041324.

The previous prime is 22222122222103. The next prime is 22222122222151. The reversal of 22222122222122 is 22122222122222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22222122222091 and 22222122222100.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 94161534722 + ... + 94161534957.

It is an arithmetic number, because the mean of its divisors is an integer number (4237269067800).

Almost surely, 2^{22222122222122} is an apocalyptic number.

22222122222122 is a deficient number, since it is larger than the sum of its proper divisors (11676030320278).

22222122222122 is a wasteful number, since it uses less digits than its factorization.

22222122222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188323069740.

The product of its digits is 4096, while the sum is 26.

Adding to 22222122222122 its reverse (22122222122222), we get a palindrome (44344344344344).

The spelling of 22222122222122 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty-two".