22011110223 has 16 divisors (see below), whose sum is σ = 29582140896. Its totient is φ = 14557447040.

The previous prime is 22011110221. The next prime is 22011110257. The reversal of 22011110223 is 32201111022.

It is a cyclic number.

It is not a de Polignac number, because 22011110223 - 2¹ = 22011110221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011110221) 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, 193261 + ... + 285257.

It is an arithmetic number, because the mean of its divisors is an integer number (1848883806).

Almost surely, 2^22011110223 is an apocalyptic number.

22011110223 is a deficient number, since it is larger than the sum of its proper divisors (7571030673).

22011110223 is a wasteful number, since it uses less digits than its factorization.

22011110223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92634.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22011110223 its reverse (32201111022), we get a palindrome (54212221245).

It can be divided in two parts, 2201111022 and 3, that multiplied together give a palindrome (6603333066).

The spelling of 22011110223 in words is "twenty-two billion, eleven million, one hundred ten thousand, two hundred twenty-three".