22122110 has 16 divisors (see below), whose sum is σ = 39965616. Its totient is φ = 8816448.

The previous prime is 22122103. The next prime is 22122169. The reversal of 22122110 is 1122122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22122091 and 22122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079 + ... + 6738.

It is an arithmetic number, because the mean of its divisors is an integer number (2497851).

Almost surely, 2^22122110 is an apocalyptic number.

22122110 is a deficient number, since it is larger than the sum of its proper divisors (17843506).

22122110 is a wasteful number, since it uses less digits than its factorization.

22122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8107.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 22122110 is about 4703.4147169902. The cubic root of 22122110 is about 280.7213965885.

Adding to 22122110 its reverse (1122122), we get a palindrome (23244232).

The spelling of 22122110 in words is "twenty-two million, one hundred twenty-two thousand, one hundred ten".