22122220111122 has 8 divisors (see below), whose sum is σ = 44244440222256. Its totient is φ = 7374073370372.

The previous prime is 22122220111049. The next prime is 22122220111127. The reversal of 22122220111122 is 22111102222122.

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

22122220111122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22122220111127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843518342588 + ... + 1843518342599.

It is an arithmetic number, because the mean of its divisors is an integer number (5530555027782).

Almost surely, 2^{22122220111122} is an apocalyptic number.

22122220111122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22122220111122 is a wasteful number, since it uses less digits than its factorization.

22122220111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687036685192.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22122220111122 its reverse (22111102222122), we get a palindrome (44233322333244).

The spelling of 22122220111122 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-two".