101010100043 has 2 divisors, whose sum is σ = 101010100044. Its totient is φ = 101010100042.

The previous prime is 101010100003. The next prime is 101010100091. The reversal of 101010100043 is 340001010101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101010100043 - 2¹² = 101010095947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101010099997 and 101010100033.

It is not a weakly prime, because it can be changed into another prime (101010100003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505050021 + 50505050022.

It is an arithmetic number, because the mean of its divisors is an integer number (50505050022).

Almost surely, 2^101010100043 is an apocalyptic number.

101010100043 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010100043 is an equidigital number, since it uses as much as digits as its factorization.

101010100043 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 101010100043 its reverse (340001010101), we get a palindrome (441011110144).

The spelling of 101010100043 in words is "one hundred one billion, ten million, one hundred thousand, forty-three".