22122212020122 has 16 divisors (see below), whose sum is σ = 44247747600000. Its totient is φ = 7373516746752.

The previous prime is 22122212020099. The next prime is 22122212020141. The reversal of 22122212020122 is 22102021222122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138395122 + ... + 138554877.

It is an arithmetic number, because the mean of its divisors is an integer number (2765484225000).

Almost surely, 2^{22122212020122} is an apocalyptic number.

22122212020122 is an abundant number, since it is smaller than the sum of its proper divisors (22125535579878).

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

22122212020122 is a wasteful number, since it uses less digits than its factorization.

22122212020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276963317.

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

Adding to 22122212020122 its reverse (22102021222122), we get a palindrome (44224233242244).

The spelling of 22122212020122 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred twelve million, twenty thousand, one hundred twenty-two".