100443013423 has 4 divisors (see below), whose sum is σ = 103906565640. Its totient is φ = 96979461208.

The previous prime is 100443013421. The next prime is 100443013457. The reversal of 100443013423 is 324310344001.

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

It is not a de Polignac number, because 100443013423 - 2¹ = 100443013421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100443013421) 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, 1731776065 + ... + 1731776122.

It is an arithmetic number, because the mean of its divisors is an integer number (25976641410).

Almost surely, 2^100443013423 is an apocalyptic number.

100443013423 is a deficient number, since it is larger than the sum of its proper divisors (3463552217).

100443013423 is an equidigital number, since it uses as much as digits as its factorization.

100443013423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463552216.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 100443013423 its reverse (324310344001), we get a palindrome (424753357424).

The spelling of 100443013423 in words is "one hundred billion, four hundred forty-three million, thirteen thousand, four hundred twenty-three".