22110121000121 has 32 divisors (see below), whose sum is σ = 27765018163200. Its totient is φ = 17104574044800.

The previous prime is 22110121000091. The next prime is 22110121000159. The reversal of 22110121000121 is 12100012101122.

It is not a de Polignac number, because 22110121000121 - 2¹⁰ = 22110120999097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22110121000096 and 22110121000105.

It is not an unprimeable number, because it can be changed into a prime (22110121000181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5423906 + ... + 8581316.

It is an arithmetic number, because the mean of its divisors is an integer number (867656817600).

Almost surely, 2^{22110121000121} is an apocalyptic number.

It is an amenable number.

22110121000121 is a deficient number, since it is larger than the sum of its proper divisors (5654897163079).

22110121000121 is a wasteful number, since it uses less digits than its factorization.

22110121000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158085.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22110121000121 its reverse (12100012101122), we get a palindrome (34210133101243).

The spelling of 22110121000121 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-one million, one hundred twenty-one", and thus it is an aban number.