232521120121304 has 64 divisors (see below), whose sum is σ = 527860245519360. Its totient is φ = 93738241866240.

The previous prime is 232521120121273. The next prime is 232521120121361. The reversal of 232521120121304 is 403121021125232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65709632 + ... + 69157775.

It is an arithmetic number, because the mean of its divisors is an integer number (8247816336240).

Almost surely, 2^{232521120121304} is an apocalyptic number.

It is an amenable number.

232521120121304 is an abundant number, since it is smaller than the sum of its proper divisors (295339125398056).

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

232521120121304 is a wasteful number, since it uses less digits than its factorization.

232521120121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134869248 (or 134869244 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 232521120121304 its reverse (403121021125232), we get a palindrome (635642141246536).

The spelling of 232521120121304 in words is "two hundred thirty-two trillion, five hundred twenty-one billion, one hundred twenty million, one hundred twenty-one thousand, three hundred four".