22201110 has 96 divisors (see below), whose sum is σ = 60821280. Its totient is φ = 5612544.

The previous prime is 22201093. The next prime is 22201111. The reversal of 22201110 is 1110222.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 22201092 and 22201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196414 + ... + 196526.

It is an arithmetic number, because the mean of its divisors is an integer number (633555).

Almost surely, 2^22201110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30410640).

22201110 is an abundant number, since it is smaller than the sum of its proper divisors (38620170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22201110 is a wasteful number, since it uses less digits than its factorization.

22201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 22201110 is about 4711.8053864734. The cubic root of 22201110 is about 281.0551598676.

Adding to 22201110 its reverse (1110222), we get a palindrome (23311332).

The spelling of 22201110 in words is "twenty-two million, two hundred one thousand, one hundred ten".