100100134423 has 4 divisors (see below), whose sum is σ = 100106382208. Its totient is φ = 100093886640.

The previous prime is 100100134397. The next prime is 100100134427. The reversal of 100100134423 is 324431001001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324431001001 = 677 ⋅479218613.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100100134423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100100134423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100134427) 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, 3099798 + ... + 3131923.

It is an arithmetic number, because the mean of its divisors is an integer number (25026595552).

Almost surely, 2^100100134423 is an apocalyptic number.

100100134423 is a deficient number, since it is larger than the sum of its proper divisors (6247785).

100100134423 is an equidigital number, since it uses as much as digits as its factorization.

100100134423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6247784.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 100100134423 its reverse (324431001001), we get a palindrome (424531135424).

The spelling of 100100134423 in words is "one hundred billion, one hundred million, one hundred thirty-four thousand, four hundred twenty-three".