22222222022122 has 8 divisors (see below), whose sum is σ = 33334123442400. Its totient is φ = 11110847541324.

The previous prime is 22222222022107. The next prime is 22222222022129. The reversal of 22222222022122 is 22122022222222.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (22222222022129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131629422 + ... + 131798137.

It is an arithmetic number, because the mean of its divisors is an integer number (4166765430300).

Almost surely, 2^{22222222022122} is an apocalyptic number.

22222222022122 is a deficient number, since it is larger than the sum of its proper divisors (11111901420278).

22222222022122 is a wasteful number, since it uses less digits than its factorization.

22222222022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263469740.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 22222222022122 its reverse (22122022222222), we get a palindrome (44344244244344).

The spelling of 22222222022122 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty-two million, twenty-two thousand, one hundred twenty-two".