100323040423 has 16 divisors (see below), whose sum is σ = 110545404480. Its totient is φ = 90619787776.

The previous prime is 100323040417. The next prime is 100323040459. The reversal of 100323040423 is 324040323001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100323040423 - 2²¹ = 100320943271 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100323040394 and 100323040403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100323040723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526936 + ... + 691597.

It is an arithmetic number, because the mean of its divisors is an integer number (6909087780).

Almost surely, 2^100323040423 is an apocalyptic number.

100323040423 is a deficient number, since it is larger than the sum of its proper divisors (10222364057).

100323040423 is a wasteful number, since it uses less digits than its factorization.

100323040423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218746.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 100323040423 its reverse (324040323001), we get a palindrome (424363363424).

The spelling of 100323040423 in words is "one hundred billion, three hundred twenty-three million, forty thousand, four hundred twenty-three".