100013212043 has 2 divisors, whose sum is σ = 100013212044. Its totient is φ = 100013212042.

The previous prime is 100013212009. The next prime is 100013212093. The reversal of 100013212043 is 340212310001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100013212043 - 2⁸ = 100013211787 is a prime.

It is not a weakly prime, because it can be changed into another prime (100013212093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50006606021 + 50006606022.

It is an arithmetic number, because the mean of its divisors is an integer number (50006606022).

Almost surely, 2^100013212043 is an apocalyptic number.

100013212043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100013212043 is an equidigital number, since it uses as much as digits as its factorization.

100013212043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100013212043 its reverse (340212310001), we get a palindrome (440225522044).

The spelling of 100013212043 in words is "one hundred billion, thirteen million, two hundred twelve thousand, forty-three".