22210120121201 has 4 divisors (see below), whose sum is σ = 22210155494400. Its totient is φ = 22210084748004.

The previous prime is 22210120121141. The next prime is 22210120121209. The reversal of 22210120121201 is 10212102101222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22210120121201 - 2²² = 22210115926897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22210120121201.

It is not an unprimeable number, because it can be changed into a prime (22210120121209) 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 3 ways as a sum of consecutive naturals, for example, 16727441 + ... + 18006318.

It is an arithmetic number, because the mean of its divisors is an integer number (5552538873600).

Almost surely, 2^{22210120121201} is an apocalyptic number.

It is an amenable number.

22210120121201 is a deficient number, since it is larger than the sum of its proper divisors (35373199).

22210120121201 is an equidigital number, since it uses as much as digits as its factorization.

22210120121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35373198.

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

Adding to 22210120121201 its reverse (10212102101222), we get a palindrome (32422222222423).

The spelling of 22210120121201 in words is "twenty-two trillion, two hundred ten billion, one hundred twenty million, one hundred twenty-one thousand, two hundred one".