22110001100121 has 16 divisors (see below), whose sum is σ = 32160373172928. Its totient is φ = 13399845844800.

The previous prime is 22110001100023. The next prime is 22110001100149. The reversal of 22110001100121 is 12100110001122.

It is not a de Polignac number, because 22110001100121 - 2¹⁵ = 22110001067353 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22110001100097 and 22110001100106.

It is not an unprimeable number, because it can be changed into a prime (22110001100021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 937926 + ... + 6715631.

It is an arithmetic number, because the mean of its divisors is an integer number (2010023323308).

Almost surely, 2^{22110001100121} is an apocalyptic number.

It is an amenable number.

22110001100121 is a deficient number, since it is larger than the sum of its proper divisors (10050372072807).

22110001100121 is a wasteful number, since it uses less digits than its factorization.

22110001100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7741112.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22110001100121 its reverse (12100110001122), we get a palindrome (34210111101243).

The spelling of 22110001100121 in words is "twenty-two trillion, one hundred ten billion, one million, one hundred thousand, one hundred twenty-one".