243341431103 has 2 divisors, whose sum is σ = 243341431104. Its totient is φ = 243341431102.

The previous prime is 243341431063. The next prime is 243341431133. The reversal of 243341431103 is 301134143342.

It is a happy number.

243341431103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243341431103 - 2⁸ = 243341430847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243341431133) 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 as a sum of consecutive naturals, namely, 121670715551 + 121670715552.

It is an arithmetic number, because the mean of its divisors is an integer number (121670715552).

Almost surely, 2^243341431103 is an apocalyptic number.

243341431103 is a deficient number, since it is larger than the sum of its proper divisors (1).

243341431103 is an equidigital number, since it uses as much as digits as its factorization.

243341431103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 243341431103 its reverse (301134143342), we get a palindrome (544475574445).

The spelling of 243341431103 in words is "two hundred forty-three billion, three hundred forty-one million, four hundred thirty-one thousand, one hundred three".