211222320323230 has 32 divisors (see below), whose sum is σ = 384783791914368. Its totient is φ = 83470362237600.

The previous prime is 211222320323221. The next prime is 211222320323233. The reversal of 211222320323230 is 32323023222112.

It is a super-3 number, since 3×211222320323230³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211222320323233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118612125 + ... + 120379735.

It is an arithmetic number, because the mean of its divisors is an integer number (12024493497324).

Almost surely, 2^{211222320323230} is an apocalyptic number.

211222320323230 is a deficient number, since it is larger than the sum of its proper divisors (173561471591138).

211222320323230 is a wasteful number, since it uses less digits than its factorization.

211222320323230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911672.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 211222320323230 its reverse (32323023222112), we get a palindrome (243545343545342).

The spelling of 211222320323230 in words is "two hundred eleven trillion, two hundred twenty-two billion, three hundred twenty million, three hundred twenty-three thousand, two hundred thirty".