23211330222 has 32 divisors (see below), whose sum is σ = 49201862400. Its totient is φ = 7274807168.

The previous prime is 23211330209. The next prime is 23211330227. The reversal of 23211330222 is 22203311232.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23211330227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7722 + ... + 215597.

It is an arithmetic number, because the mean of its divisors is an integer number (1537558200).

Almost surely, 2^23211330222 is an apocalyptic number.

23211330222 is an abundant number, since it is smaller than the sum of its proper divisors (25990532178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23211330222 is a wasteful number, since it uses less digits than its factorization.

23211330222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224360.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23211330222 its reverse (22203311232), we get a palindrome (45414641454).

The spelling of 23211330222 in words is "twenty-three billion, two hundred eleven million, three hundred thirty thousand, two hundred twenty-two".