43223000010191 has 2 divisors, whose sum is σ = 43223000010192. Its totient is φ = 43223000010190.

The previous prime is 43223000010133. The next prime is 43223000010257. The reversal of 43223000010191 is 19101000032234.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43223000010191 is a prime.

It is a super-2 number, since 2×43223000010191² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43223000010191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43223000012191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21611500005095 + 21611500005096.

It is an arithmetic number, because the mean of its divisors is an integer number (21611500005096).

Almost surely, 2^{43223000010191} is an apocalyptic number.

43223000010191 is a deficient number, since it is larger than the sum of its proper divisors (1).

43223000010191 is an equidigital number, since it uses as much as digits as its factorization.

43223000010191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 43223000010191 in words is "forty-three trillion, two hundred twenty-three billion, ten thousand, one hundred ninety-one".