22212104 has 16 divisors (see below), whose sum is σ = 41799120. Its totient is φ = 11065680.

The previous prime is 22212101. The next prime is 22212107. The reversal of 22212104 is 40121222.

It is an interprime number because it is at equal distance from previous prime (22212101) and next prime (22212107).

It is not an unprimeable number, because it can be changed into a prime (22212101) 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 3 ways as a sum of consecutive naturals, for example, 2642 + ... + 7169.

It is an arithmetic number, because the mean of its divisors is an integer number (2612445).

Almost surely, 2^22212104 is an apocalyptic number.

It is an amenable number.

22212104 is a deficient number, since it is larger than the sum of its proper divisors (19587016).

22212104 is a wasteful number, since it uses less digits than its factorization.

22212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100 (or 10096 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 22212104 is about 4712.9718861882. The cubic root of 22212104 is about 281.1015450937.

Adding to 22212104 its reverse (40121222), we get a palindrome (62333326).

The spelling of 22212104 in words is "twenty-two million, two hundred twelve thousand, one hundred four".