243232210043 has 2 divisors, whose sum is σ = 243232210044. Its totient is φ = 243232210042.

The previous prime is 243232210021. The next prime is 243232210049. The reversal of 243232210043 is 340012232342.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243232210043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243232209994 and 243232210021.

It is not a weakly prime, because it can be changed into another prime (243232210049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121616105021 + 121616105022.

It is an arithmetic number, because the mean of its divisors is an integer number (121616105022).

Almost surely, 2^243232210043 is an apocalyptic number.

243232210043 is a deficient number, since it is larger than the sum of its proper divisors (1).

243232210043 is an equidigital number, since it uses as much as digits as its factorization.

243232210043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 243232210043 its reverse (340012232342), we get a palindrome (583244442385).

The spelling of 243232210043 in words is "two hundred forty-three billion, two hundred thirty-two million, two hundred ten thousand, forty-three".