100035430021 has 16 divisors (see below), whose sum is σ = 101429278720. Its totient is φ = 98649653760.

The previous prime is 100035430013. The next prime is 100035430043. The reversal of 100035430021 is 120034530001.

It is a cyclic number.

It is not a de Polignac number, because 100035430021 - 2³ = 100035430013 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 (100035430091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62638795 + ... + 62640391.

It is an arithmetic number, because the mean of its divisors is an integer number (6339329920).

Almost surely, 2^100035430021 is an apocalyptic number.

It is an amenable number.

100035430021 is a deficient number, since it is larger than the sum of its proper divisors (1393848699).

100035430021 is a wasteful number, since it uses less digits than its factorization.

100035430021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 100035430021 its reverse (120034530001), we get a palindrome (220069960022).

The spelling of 100035430021 in words is "one hundred billion, thirty-five million, four hundred thirty thousand, twenty-one".