222104212 has 72 divisors (see below), whose sum is σ = 448310016. Its totient is φ = 96096000.

The previous prime is 222104203. The next prime is 222104227. The reversal of 222104212 is 212401222.

222104212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1695387 + ... + 1695517.

It is an arithmetic number, because the mean of its divisors is an integer number (6226528).

Almost surely, 2^222104212 is an apocalyptic number.

222104212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222104212 is an abundant number, since it is smaller than the sum of its proper divisors (226205804).

222104212 is a wasteful number, since it uses less digits than its factorization.

222104212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 222104212 is about 14903.1611411808. The cubic root of 222104212 is about 605.5996258898.

Adding to 222104212 its reverse (212401222), we get a palindrome (434505434).

The spelling of 222104212 in words is "two hundred twenty-two million, one hundred four thousand, two hundred twelve".