43043200231043 has 2 divisors, whose sum is σ = 43043200231044. Its totient is φ = 43043200231042.

The previous prime is 43043200231013. The next prime is 43043200231103. The reversal of 43043200231043 is 34013200234034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43043200231043 - 2³⁸ = 42768322324099 is a prime.

It is a super-2 number, since 2×43043200231043² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 43043200230997 and 43043200231015.

It is not a weakly prime, because it can be changed into another prime (43043200231013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21521600115521 + 21521600115522.

It is an arithmetic number, because the mean of its divisors is an integer number (21521600115522).

Almost surely, 2^{43043200231043} is an apocalyptic number.

43043200231043 is a deficient number, since it is larger than the sum of its proper divisors (1).

43043200231043 is an equidigital number, since it uses as much as digits as its factorization.

43043200231043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 43043200231043 its reverse (34013200234034), we get a palindrome (77056400465077).

The spelling of 43043200231043 in words is "forty-three trillion, forty-three billion, two hundred million, two hundred thirty-one thousand, forty-three".