243114002321 has 4 divisors (see below), whose sum is σ = 243641365044. Its totient is φ = 242586639600.

The previous prime is 243114002317. The next prime is 243114002353. The reversal of 243114002321 is 123200411342.

243114002321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 103626691921 + 139487310400 = 321911^2 + 373480^2 .

It is a cyclic number.

It is not a de Polignac number, because 243114002321 - 2² = 243114002317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243114002221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263680670 + ... + 263681591.

It is an arithmetic number, because the mean of its divisors is an integer number (60910341261).

Almost surely, 2^243114002321 is an apocalyptic number.

It is an amenable number.

243114002321 is a deficient number, since it is larger than the sum of its proper divisors (527362723).

243114002321 is an equidigital number, since it uses as much as digits as its factorization.

243114002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527362722.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 243114002321 its reverse (123200411342), we get a palindrome (366314413663).

The spelling of 243114002321 in words is "two hundred forty-three billion, one hundred fourteen million, two thousand, three hundred twenty-one".