100010010100043 has 2 divisors, whose sum is σ = 100010010100044. Its totient is φ = 100010010100042.

The previous prime is 100010010100019. The next prime is 100010010100141. The reversal of 100010010100043 is 340001010010001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100010010100043 - 2⁸ = 100010010099787 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 100010010099997 and 100010010100033.

It is not a weakly prime, because it can be changed into another prime (100010010100243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005005050021 + 50005005050022.

It is an arithmetic number, because the mean of its divisors is an integer number (50005005050022).

Almost surely, 2^{100010010100043} is an apocalyptic number.

100010010100043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100010010100043 is an equidigital number, since it uses as much as digits as its factorization.

100010010100043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 100010010100043 its reverse (340001010010001), we get a palindrome (440011020110044).

The spelling of 100010010100043 in words is "one hundred trillion, ten billion, ten million, one hundred thousand, forty-three".