232534201442321 has 4 divisors (see below), whose sum is σ = 232534918798644. Its totient is φ = 232533484086000.

The previous prime is 232534201442303. The next prime is 232534201442371. The reversal of 232534201442321 is 123244102435232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29269301032321 + 203264900410000 = 5410111^2 + 14257100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232534201442321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232534201442371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358191710 + ... + 358840311.

It is an arithmetic number, because the mean of its divisors is an integer number (58133729699661).

Almost surely, 2^{232534201442321} is an apocalyptic number.

It is an amenable number.

232534201442321 is a deficient number, since it is larger than the sum of its proper divisors (717356323).

232534201442321 is an equidigital number, since it uses as much as digits as its factorization.

232534201442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717356322.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 232534201442321 its reverse (123244102435232), we get a palindrome (355778303877553).

The spelling of 232534201442321 in words is "two hundred thirty-two trillion, five hundred thirty-four billion, two hundred one million, four hundred forty-two thousand, three hundred twenty-one".