22100221022111 has 8 divisors (see below), whose sum is σ = 22109856325200. Its totient is φ = 22090586112640.

The previous prime is 22100221022093. The next prime is 22100221022137. The reversal of 22100221022111 is 11122012200122.

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 22100221022111 - 2³⁴ = 22083041152927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22100221022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100221022311) 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, 193857335 + ... + 193971303.

It is an arithmetic number, because the mean of its divisors is an integer number (2763732040650).

Almost surely, 2^{22100221022111} is an apocalyptic number.

22100221022111 is a deficient number, since it is larger than the sum of its proper divisors (9635303089).

22100221022111 is a wasteful number, since it uses less digits than its factorization.

22100221022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196809.

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

Adding to 22100221022111 its reverse (11122012200122), we get a palindrome (33222233222233).

The spelling of 22100221022111 in words is "twenty-two trillion, one hundred billion, two hundred twenty-one million, twenty-two thousand, one hundred eleven".