22020112221222 has 8 divisors (see below), whose sum is σ = 44040224442456. Its totient is φ = 7340037407072.

The previous prime is 22020112221169. The next prime is 22020112221227. The reversal of 22020112221222 is 22212221102022.

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

22020112221222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020112221227) 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, 1835009351763 + ... + 1835009351774.

It is an arithmetic number, because the mean of its divisors is an integer number (5505028055307).

Almost surely, 2^{22020112221222} is an apocalyptic number.

22020112221222 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.

22020112221222 is a wasteful number, since it uses less digits than its factorization.

22020112221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670018703542.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22020112221222 its reverse (22212221102022), we get a palindrome (44232333323244).

The spelling of 22020112221222 in words is "twenty-two trillion, twenty billion, one hundred twelve million, two hundred twenty-one thousand, two hundred twenty-two".