22101211000121 has 8 divisors (see below), whose sum is σ = 24166094250144. Its totient is φ = 20045608125120.

The previous prime is 22101211000091. The next prime is 22101211000157. The reversal of 22101211000121 is 12100011210122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22101211000121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22101211000096 and 22101211000105.

It is not an unprimeable number, because it can be changed into a prime (22101211060121) 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 7 ways as a sum of consecutive naturals, for example, 2320088771 + ... + 2320098296.

It is an arithmetic number, because the mean of its divisors is an integer number (3020761781268).

Almost surely, 2^{22101211000121} is an apocalyptic number.

It is an amenable number.

22101211000121 is a deficient number, since it is larger than the sum of its proper divisors (2064883250023).

22101211000121 is a wasteful number, since it uses less digits than its factorization.

22101211000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4640187511.

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

Adding to 22101211000121 its reverse (12100011210122), we get a palindrome (34201222210243).

The spelling of 22101211000121 in words is "twenty-two trillion, one hundred one billion, two hundred eleven million, one hundred twenty-one", and thus it is an aban number.