22122110002121 has 8 divisors (see below), whose sum is σ = 23300186152320. Its totient is φ = 20945409309072.

The previous prime is 22122110002117. The next prime is 22122110002129. The reversal of 22122110002121 is 12120001122122.

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

It is a cyclic number.

It is not a de Polignac number, because 22122110002121 - 2² = 22122110002117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22122110002121.

It is not an unprimeable number, because it can be changed into a prime (22122110002129) 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 7 ways as a sum of consecutive naturals, for example, 343831265 + ... + 343895598.

It is an arithmetic number, because the mean of its divisors is an integer number (2912523269040).

Almost surely, 2^{22122110002121} is an apocalyptic number.

It is an amenable number.

22122110002121 is a deficient number, since it is larger than the sum of its proper divisors (1178076150199).

22122110002121 is a wasteful number, since it uses less digits than its factorization.

22122110002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687728575.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22122110002121 its reverse (12120001122122), we get a palindrome (34242111124243).

The spelling of 22122110002121 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two thousand, one hundred twenty-one".