43231133113243 has 2 divisors, whose sum is σ = 43231133113244. Its totient is φ = 43231133113242.

The previous prime is 43231133113219. The next prime is 43231133113261. The reversal of 43231133113243 is 34231133113234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43231133113243 - 2²⁵ = 43231099558811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43231133113199 and 43231133113208.

It is not a weakly prime, because it can be changed into another prime (43231133143243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21615566556621 + 21615566556622.

It is an arithmetic number, because the mean of its divisors is an integer number (21615566556622).

Almost surely, 2^{43231133113243} is an apocalyptic number.

43231133113243 is a deficient number, since it is larger than the sum of its proper divisors (1).

43231133113243 is an equidigital number, since it uses as much as digits as its factorization.

43231133113243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

Adding to 43231133113243 its reverse (34231133113234), we get a palindrome (77462266226477).

Subtracting from 43231133113243 its reverse (34231133113234), we obtain a palindrome (9000000000009).

The spelling of 43231133113243 in words is "forty-three trillion, two hundred thirty-one billion, one hundred thirty-three million, one hundred thirteen thousand, two hundred forty-three".