22003112 has 16 divisors (see below), whose sum is σ = 42678900. Its totient is φ = 10622080.

The previous prime is 22003103. The next prime is 22003129. The reversal of 22003112 is 21130022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21659716 + 343396 = 4654^2 + 586^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22003093 and 22003102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47189 + ... + 47652.

Almost surely, 2^22003112 is an apocalyptic number.

It is an amenable number.

22003112 is a deficient number, since it is larger than the sum of its proper divisors (20675788).

22003112 is a wasteful number, since it uses less digits than its factorization.

22003112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94876 (or 94872 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 22003112 is about 4690.7474884074. The cubic root of 22003112 is about 280.2171444826.

Adding to 22003112 its reverse (21130022), we get a palindrome (43133134).

The spelling of 22003112 in words is "twenty-two million, three thousand, one hundred twelve".