212313322 has 16 divisors (see below), whose sum is σ = 357880320. Its totient is φ = 93730032.

The previous prime is 212313319. The next prime is 212313331. The reversal of 212313322 is 223313212.

It is a self number, because there is not a number n which added to its sum of digits gives 212313322.

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, 176922 + ... + 178117.

It is an arithmetic number, because the mean of its divisors is an integer number (22367520).

Almost surely, 2^212313322 is an apocalyptic number.

212313322 is a deficient number, since it is larger than the sum of its proper divisors (145566998).

212313322 is a wasteful number, since it uses less digits than its factorization.

212313322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355077.

The product of its digits is 432, while the sum is 19.

The square root of 212313322 is about 14570.9753276848. The cubic root of 212313322 is about 596.5668019806.

Adding to 212313322 its reverse (223313212), we get a palindrome (435626534).

The spelling of 212313322 in words is "two hundred twelve million, three hundred thirteen thousand, three hundred twenty-two".