22100221011211 has 8 divisors (see below), whose sum is σ = 25257424674560. Its totient is φ = 18943024656168.

The previous prime is 22100221011199. The next prime is 22100221011259. The reversal of 22100221011211 is 11211012200122.

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 22100221011211 - 2¹⁷ = 22100220880139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100221011511) 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, 8684980 + ... + 10937518.

It is an arithmetic number, because the mean of its divisors is an integer number (3157178084320).

Almost surely, 2^{22100221011211} is an apocalyptic number.

22100221011211 is a deficient number, since it is larger than the sum of its proper divisors (3157203663349).

22100221011211 is a wasteful number, since it uses less digits than its factorization.

22100221011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3654153.

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

Adding to 22100221011211 its reverse (11211012200122), we get a palindrome (33311233211333).

The spelling of 22100221011211 in words is "twenty-two trillion, one hundred billion, two hundred twenty-one million, eleven thousand, two hundred eleven".