211122303230 has 64 divisors (see below), whose sum is σ = 404882876160. Its totient is φ = 79034932224.

The previous prime is 211122303191. The next prime is 211122303233. The reversal of 211122303230 is 32303221112.

It is a super-2 number, since 2×211122303230² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122303233) 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 31 ways as a sum of consecutive naturals, for example, 10365917 + ... + 10386263.

It is an arithmetic number, because the mean of its divisors is an integer number (6326294940).

Almost surely, 2^211122303230 is an apocalyptic number.

211122303230 is a deficient number, since it is larger than the sum of its proper divisors (193760572930).

211122303230 is a wasteful number, since it uses less digits than its factorization.

211122303230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21033.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 211122303230 its reverse (32303221112), we get a palindrome (243425524342).

The spelling of 211122303230 in words is "two hundred eleven billion, one hundred twenty-two million, three hundred three thousand, two hundred thirty".