232211233221 has 48 divisors (see below), whose sum is σ = 348044954880. Its totient is φ = 137575152000.

The previous prime is 232211233213. The next prime is 232211233231. The reversal of 232211233221 is 122332112232.

232211233221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 232211233221 - 2³ = 232211233213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232211233191 and 232211233200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232211233201) 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 47 ways as a sum of consecutive naturals, for example, 2856291 + ... + 2936463.

It is an arithmetic number, because the mean of its divisors is an integer number (7250936560).

Almost surely, 2^232211233221 is an apocalyptic number.

It is an amenable number.

232211233221 is a deficient number, since it is larger than the sum of its proper divisors (115833721659).

232211233221 is a wasteful number, since it uses less digits than its factorization.

232211233221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80378 (or 80367 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 232211233221 its reverse (122332112232), we get a palindrome (354543345453).

The spelling of 232211233221 in words is "two hundred thirty-two billion, two hundred eleven million, two hundred thirty-three thousand, two hundred twenty-one".