211312022330 has 16 divisors (see below), whose sum is σ = 381142679040. Its totient is φ = 84351244752.

The previous prime is 211312022309. The next prime is 211312022333. The reversal of 211312022330 is 33220213112.

211312022330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (211312022333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21690410 + ... + 21700149.

It is an arithmetic number, because the mean of its divisors is an integer number (23821417440).

Almost surely, 2^211312022330 is an apocalyptic number.

211312022330 is a deficient number, since it is larger than the sum of its proper divisors (169830656710).

211312022330 is a wasteful number, since it uses less digits than its factorization.

211312022330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43391053.

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

Adding to 211312022330 its reverse (33220213112), we get a palindrome (244532235442).

The spelling of 211312022330 in words is "two hundred eleven billion, three hundred twelve million, twenty-two thousand, three hundred thirty".