100230043 has 2 divisors, whose sum is σ = 100230044. Its totient is φ = 100230042.

The previous prime is 100230041. The next prime is 100230047. The reversal of 100230043 is 340032001.

It is a weak prime.

It is an emirp because it is prime and its reverse (340032001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100230043 - 2¹ = 100230041 is a prime.

Together with 100230041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100230041) 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 as a sum of consecutive naturals, namely, 50115021 + 50115022.

It is an arithmetic number, because the mean of its divisors is an integer number (50115022).

Almost surely, 2^100230043 is an apocalyptic number.

100230043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100230043 is an equidigital number, since it uses as much as digits as its factorization.

100230043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 100230043 is about 10011.4955426250. The cubic root of 100230043 is about 464.5145324586.

Adding to 100230043 its reverse (340032001), we get a palindrome (440262044).

The spelling of 100230043 in words is "one hundred million, two hundred thirty thousand, forty-three".