22100020122001 has 4 divisors (see below), whose sum is σ = 23060890562112. Its totient is φ = 21139149681892.

The previous prime is 22100020121941. The next prime is 22100020122041. The reversal of 22100020122001 is 10022102000122.

It is a happy number.

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 22100020122001 - 2²⁹ = 22099483251089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22100020122041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480435220021 + ... + 480435220066.

It is an arithmetic number, because the mean of its divisors is an integer number (5765222640528).

Almost surely, 2^{22100020122001} is an apocalyptic number.

It is an amenable number.

22100020122001 is a deficient number, since it is larger than the sum of its proper divisors (960870440111).

22100020122001 is an equidigital number, since it uses as much as digits as its factorization.

22100020122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960870440110.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22100020122001 its reverse (10022102000122), we get a palindrome (32122122122123).

The spelling of 22100020122001 in words is "twenty-two trillion, one hundred billion, twenty million, one hundred twenty-two thousand, one".