22112100110221 has 8 divisors (see below), whose sum is σ = 24148769954688. Its totient is φ = 20079843420000.

The previous prime is 22112100110207. The next prime is 22112100110227. The reversal of 22112100110221 is 12201100121122.

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 22112100110221 - 2¹⁵ = 22112100077453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22112100110195 and 22112100110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112100110227) 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, 1103278080 + ... + 1103298121.

It is an arithmetic number, because the mean of its divisors is an integer number (3018596244336).

Almost surely, 2^{22112100110221} is an apocalyptic number.

It is an amenable number.

22112100110221 is a deficient number, since it is larger than the sum of its proper divisors (2036669844467).

22112100110221 is a wasteful number, since it uses less digits than its factorization.

22112100110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206577123.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22112100110221 its reverse (12201100121122), we get a palindrome (34313200231343).

The spelling of 22112100110221 in words is "twenty-two trillion, one hundred twelve billion, one hundred million, one hundred ten thousand, two hundred twenty-one".