22122021110001 has 32 divisors (see below), whose sum is σ = 30581546112000. Its totient is φ = 14215366147008.

The previous prime is 22122021109999. The next prime is 22122021110029. The reversal of 22122021110001 is 10001112022122.

It is not a de Polignac number, because 22122021110001 - 2¹ = 22122021109999 is a prime.

It is a super-2 number, since 2×22122021110001² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22122021110071) 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 31 ways as a sum of consecutive naturals, for example, 13868670 + ... + 15381288.

It is an arithmetic number, because the mean of its divisors is an integer number (955673316000).

Almost surely, 2^{22122021110001} is an apocalyptic number.

It is an amenable number.

22122021110001 is a deficient number, since it is larger than the sum of its proper divisors (8459525001999).

22122021110001 is a wasteful number, since it uses less digits than its factorization.

22122021110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514293.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22122021110001 its reverse (10001112022122), we get a palindrome (32123133132123).

The spelling of 22122021110001 in words is "twenty-two trillion, one hundred twenty-two billion, twenty-one million, one hundred ten thousand, one".