22122110220001 has 8 divisors (see below), whose sum is σ = 24133260161664. Its totient is φ = 20110968447120.

The previous prime is 22122110219981. The next prime is 22122110220011. The reversal of 22122110220001 is 10002201122122.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22122110220001 - 2¹⁷ = 22122110088929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122110220011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4543711 + ... + 8055403.

It is an arithmetic number, because the mean of its divisors is an integer number (3016657520208).

Almost surely, 2^{22122110220001} is an apocalyptic number.

It is an amenable number.

22122110220001 is a deficient number, since it is larger than the sum of its proper divisors (2011149941663).

22122110220001 is a wasteful number, since it uses less digits than its factorization.

22122110220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084391.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22122110220001 its reverse (10002201122122), we get a palindrome (32124311342123).

The spelling of 22122110220001 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two hundred twenty thousand, one".