22102122201111 has 24 divisors (see below), whose sum is σ = 32085662212656. Its totient is φ = 14660821230720.

The previous prime is 22102122201109. The next prime is 22102122201121. The reversal of 22102122201111 is 11110222120122.

22102122201111 is a `hidden beast` number, since 2 + 210 + 212 + 220 + 11 + 11 = 666.

It is not a de Polignac number, because 22102122201111 - 2¹ = 22102122201109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102122201121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 959085 + ... + 6717446.

It is an arithmetic number, because the mean of its divisors is an integer number (1336902592194).

Almost surely, 2^{22102122201111} is an apocalyptic number.

22102122201111 is a deficient number, since it is larger than the sum of its proper divisors (9983540011545).

22102122201111 is a wasteful number, since it uses less digits than its factorization.

22102122201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7678143 (or 7678140 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22102122201111 its reverse (11110222120122), we get a palindrome (33212344321233).

The spelling of 22102122201111 in words is "twenty-two trillion, one hundred two billion, one hundred twenty-two million, two hundred one thousand, one hundred eleven".