243023324232331 has 2 divisors, whose sum is σ = 243023324232332. Its totient is φ = 243023324232330.

The previous prime is 243023324232323. The next prime is 243023324232361. The reversal of 243023324232331 is 133232423320342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243023324232331 - 2³ = 243023324232323 is a prime.

It is a super-2 number, since 2×243023324232331² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243023324232361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121511662116165 + 121511662116166.

It is an arithmetic number, because the mean of its divisors is an integer number (121511662116166).

Almost surely, 2^{243023324232331} is an apocalyptic number.

243023324232331 is a deficient number, since it is larger than the sum of its proper divisors (1).

243023324232331 is an equidigital number, since it uses as much as digits as its factorization.

243023324232331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 37.

Adding to 243023324232331 its reverse (133232423320342), we get a palindrome (376255747552673).

The spelling of 243023324232331 in words is "two hundred forty-three trillion, twenty-three billion, three hundred twenty-four million, two hundred thirty-two thousand, three hundred thirty-one".