232903825021 has 4 divisors (see below), whose sum is σ = 266175800032. Its totient is φ = 199631850012.

The previous prime is 232903824997. The next prime is 232903825087. The reversal of 232903825021 is 120528309232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 232903825021 - 2⁹ = 232903824509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232903825321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16635987495 + ... + 16635987508.

It is an arithmetic number, because the mean of its divisors is an integer number (66543950008).

Almost surely, 2^232903825021 is an apocalyptic number.

It is an amenable number.

232903825021 is a deficient number, since it is larger than the sum of its proper divisors (33271975011).

232903825021 is an equidigital number, since it uses as much as digits as its factorization.

232903825021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33271975010.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 232903825021 in words is "two hundred thirty-two billion, nine hundred three million, eight hundred twenty-five thousand, twenty-one".