320121230332 has 24 divisors (see below), whose sum is σ = 566039093760. Its totient is φ = 158397345600.

The previous prime is 320121230287. The next prime is 320121230339. The reversal of 320121230332 is 233032121023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320121230339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624453 + ... + 1014979.

It is an arithmetic number, because the mean of its divisors is an integer number (23584962240).

Almost surely, 2^320121230332 is an apocalyptic number.

It is an amenable number.

320121230332 is a deficient number, since it is larger than the sum of its proper divisors (245917863428).

320121230332 is a wasteful number, since it uses less digits than its factorization.

320121230332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392661 (or 392659 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 320121230332 its reverse (233032121023), we get a palindrome (553153351355).

The spelling of 320121230332 in words is "three hundred twenty billion, one hundred twenty-one million, two hundred thirty thousand, three hundred thirty-two".