226211212 has 12 divisors (see below), whose sum is σ = 396791136. Its totient is φ = 112842320.

The previous prime is 226211203. The next prime is 226211221. The reversal of 226211212 is 212112622.

226211212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (226211203) and next prime (226211221).

It is a self number, because there is not a number n which added to its sum of digits gives 226211212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63883 + ... + 67330.

It is an arithmetic number, because the mean of its divisors is an integer number (33065928).

Almost surely, 2^226211212 is an apocalyptic number.

It is an amenable number.

226211212 is a deficient number, since it is larger than the sum of its proper divisors (170579924).

226211212 is a wasteful number, since it uses less digits than its factorization.

226211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131648 (or 131646 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 226211212 is about 15040.3195444778. The cubic root of 226211212 is about 609.3096301458.

Adding to 226211212 its reverse (212112622), we get a palindrome (438323834).

The spelling of 226211212 in words is "two hundred twenty-six million, two hundred eleven thousand, two hundred twelve".