232221320330132 has 12 divisors (see below), whose sum is σ = 464442640660320. Its totient is φ = 99523422998616.

The previous prime is 232221320330107. The next prime is 232221320330173. The reversal of 232221320330132 is 231033023122232.

232221320330132 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 232221320330095 and 232221320330104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4146809291582 + ... + 4146809291637.

It is an arithmetic number, because the mean of its divisors is an integer number (38703553388360).

Almost surely, 2^{232221320330132} is an apocalyptic number.

It is an amenable number.

232221320330132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

232221320330132 is a wasteful number, since it uses less digits than its factorization.

232221320330132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8293618583230 (or 8293618583228 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 232221320330132 its reverse (231033023122232), we get a palindrome (463254343452364).

The spelling of 232221320330132 in words is "two hundred thirty-two trillion, two hundred twenty-one billion, three hundred twenty million, three hundred thirty thousand, one hundred thirty-two".