22122043321222 has 32 divisors (see below), whose sum is σ = 37625583582720. Its totient is φ = 9670442476320.

The previous prime is 22122043321219. The next prime is 22122043321291. The reversal of 22122043321222 is 22212334022122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3415708 + ... + 7477375.

It is an arithmetic number, because the mean of its divisors is an integer number (1175799486960).

Almost surely, 2^{22122043321222} is an apocalyptic number.

22122043321222 is a deficient number, since it is larger than the sum of its proper divisors (15503540261498).

22122043321222 is a wasteful number, since it uses less digits than its factorization.

22122043321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10897228.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22122043321222 its reverse (22212334022122), we get a palindrome (44334377343344).

The spelling of 22122043321222 in words is "twenty-two trillion, one hundred twenty-two billion, forty-three million, three hundred twenty-one thousand, two hundred twenty-two".