232520121300220 has 48 divisors (see below), whose sum is σ = 526068977743008. Its totient is φ = 85818353806080.

The previous prime is 232520121300151. The next prime is 232520121300239. The reversal of 232520121300220 is 22003121025232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182851846 + ... + 184119085.

It is an arithmetic number, because the mean of its divisors is an integer number (10959770369646).

Almost surely, 2^{232520121300220} is an apocalyptic number.

232520121300220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232520121300220 is an abundant number, since it is smaller than the sum of its proper divisors (293548856442788).

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

232520121300220 is a wasteful number, since it uses less digits than its factorization.

232520121300220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366973390 (or 366973388 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 232520121300220 its reverse (22003121025232), we get a palindrome (254523242325452).

The spelling of 232520121300220 in words is "two hundred thirty-two trillion, five hundred twenty billion, one hundred twenty-one million, three hundred thousand, two hundred twenty".