321025332252 has 48 divisors (see below), whose sum is σ = 750591515520. Its totient is φ = 106789755072.

The previous prime is 321025332227. The next prime is 321025332259. The reversal of 321025332252 is 252233520123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321025332259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12222478 + ... + 12248714.

It is an arithmetic number, because the mean of its divisors is an integer number (15637323240).

Almost surely, 2^321025332252 is an apocalyptic number.

It is an amenable number.

321025332252 is an abundant number, since it is smaller than the sum of its proper divisors (429566183268).

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

321025332252 is a wasteful number, since it uses less digits than its factorization.

321025332252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28290 (or 28288 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 321025332252 its reverse (252233520123), we get a palindrome (573258852375).

The spelling of 321025332252 in words is "three hundred twenty-one billion, twenty-five million, three hundred thirty-two thousand, two hundred fifty-two".