100403043323 has 16 divisors (see below), whose sum is σ = 111810758400. Its totient is φ = 89387126880.

The previous prime is 100403043313. The next prime is 100403043329. The reversal of 100403043323 is 323340304001.

It is a cyclic number.

It is not a de Polignac number, because 100403043323 - 2⁶ = 100403043259 is a prime.

It is a super-2 number, since 2×100403043323² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100403043329) 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, 123428 + ... + 464801.

It is an arithmetic number, because the mean of its divisors is an integer number (6988172400).

Almost surely, 2^100403043323 is an apocalyptic number.

100403043323 is a deficient number, since it is larger than the sum of its proper divisors (11407715077).

100403043323 is a wasteful number, since it uses less digits than its factorization.

100403043323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588562.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 100403043323 its reverse (323340304001), we get a palindrome (423743347324).

The spelling of 100403043323 in words is "one hundred billion, four hundred three million, forty-three thousand, three hundred twenty-three".