43223200243 has 4 divisors (see below), whose sum is σ = 43770329440. Its totient is φ = 42676071048.

The previous prime is 43223200231. The next prime is 43223200283. The reversal of 43223200243 is 34200232234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43223200243 - 2²¹ = 43221103091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43223200283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273564480 + ... + 273564637.

It is an arithmetic number, because the mean of its divisors is an integer number (10942582360).

Almost surely, 2^43223200243 is an apocalyptic number.

43223200243 is a deficient number, since it is larger than the sum of its proper divisors (547129197).

43223200243 is an equidigital number, since it uses as much as digits as its factorization.

43223200243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547129196.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 43223200243 its reverse (34200232234), we get a palindrome (77423432477).

The spelling of 43223200243 in words is "forty-three billion, two hundred twenty-three million, two hundred thousand, two hundred forty-three".