22212222121022 has 8 divisors (see below), whose sum is σ = 33332940085872. Its totient is φ = 11101242092400.

The previous prime is 22212222121007. The next prime is 22212222121043. The reversal of 22212222121022 is 22012122221222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2434478354 + ... + 2434487477.

It is an arithmetic number, because the mean of its divisors is an integer number (4166617510734).

Almost surely, 2^{22212222121022} is an apocalyptic number.

22212222121022 is a deficient number, since it is larger than the sum of its proper divisors (11120717964850).

22212222121022 is a wasteful number, since it uses less digits than its factorization.

22212222121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868968114.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22212222121022 its reverse (22012122221222), we get a palindrome (44224344342244).

The spelling of 22212222121022 in words is "twenty-two trillion, two hundred twelve billion, two hundred twenty-two million, one hundred twenty-one thousand, twenty-two".