100134312043 has 4 divisors (see below), whose sum is σ = 104487977808. Its totient is φ = 95780646280.

The previous prime is 100134311987. The next prime is 100134312049. The reversal of 100134312043 is 340213431001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100134312043 - 2⁹ = 100134311531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100134312049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2176832848 + ... + 2176832893.

It is an arithmetic number, because the mean of its divisors is an integer number (26121994452).

Almost surely, 2^100134312043 is an apocalyptic number.

100134312043 is a deficient number, since it is larger than the sum of its proper divisors (4353665765).

100134312043 is an equidigital number, since it uses as much as digits as its factorization.

100134312043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4353665764.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 100134312043 its reverse (340213431001), we get a palindrome (440347743044).

The spelling of 100134312043 in words is "one hundred billion, one hundred thirty-four million, three hundred twelve thousand, forty-three".