22210110 has 96 divisors (see below), whose sum is σ = 63842688. Its totient is φ = 5322240.

The previous prime is 22210103. The next prime is 22210121. The reversal of 22210110 is 1101222.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22210092 and 22210101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47739 + ... + 48201.

It is an arithmetic number, because the mean of its divisors is an integer number (665028).

Almost surely, 2^22210110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22210110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31921344).

22210110 is an abundant number, since it is smaller than the sum of its proper divisors (41632578).

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

22210110 is a wasteful number, since it uses less digits than its factorization.

22210110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 527 counting only the distinct ones).

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

The square root of 22210110 is about 4712.7603376365. The cubic root of 22210110 is about 281.0931332648.

Adding to 22210110 its reverse (1101222), we get a palindrome (23311332).

It can be divided in two parts, 222101 and 10, that added together give a triangular number (222111 = T₆₆₆).

The spelling of 22210110 in words is "twenty-two million, two hundred ten thousand, one hundred ten".