22100210211111 has 16 divisors (see below), whose sum is σ = 29958572112000. Its totient is φ = 14487798964320.

The previous prime is 22100210211089. The next prime is 22100210211151. The reversal of 22100210211111 is 11111201200122.

It is a happy number.

It is not a de Polignac number, because 22100210211111 - 2⁷ = 22100210210983 is a prime.

It is a super-2 number, since 2×22100210211111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100210211151) 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 15 ways as a sum of consecutive naturals, for example, 16616925 + ... + 17897558.

It is an arithmetic number, because the mean of its divisors is an integer number (1872410757000).

Almost surely, 2^{22100210211111} is an apocalyptic number.

22100210211111 is a deficient number, since it is larger than the sum of its proper divisors (7858361900889).

22100210211111 is a wasteful number, since it uses less digits than its factorization.

22100210211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34518046.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22100210211111 its reverse (11111201200122), we get a palindrome (33211411411233).

The spelling of 22100210211111 in words is "twenty-two trillion, one hundred billion, two hundred ten million, two hundred eleven thousand, one hundred eleven".