232130221309 has 8 divisors (see below), whose sum is σ = 266002922240. Its totient is φ = 198435330576.

The previous prime is 232130221303. The next prime is 232130221321. The reversal of 232130221309 is 903122031232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232130221309 - 2⁹ = 232130220797 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 (232130221303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44449749 + ... + 44454970.

It is an arithmetic number, because the mean of its divisors is an integer number (33250365280).

Almost surely, 2^232130221309 is an apocalyptic number.

It is an amenable number.

232130221309 is a deficient number, since it is larger than the sum of its proper divisors (33872700931).

232130221309 is an equidigital number, since it uses as much as digits as its factorization.

232130221309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88905099.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 232130221309 in words is "two hundred thirty-two billion, one hundred thirty million, two hundred twenty-one thousand, three hundred nine".