100423424321 has 8 divisors (see below), whose sum is σ = 109556698944. Its totient is φ = 91290795120.

The previous prime is 100423424303. The next prime is 100423424347. The reversal of 100423424321 is 123424324001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100423424321 is a prime.

It is a super-2 number, since 2×100423424321² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100423424371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198980 + ... + 490346.

It is an arithmetic number, because the mean of its divisors is an integer number (13694587368).

Almost surely, 2^100423424321 is an apocalyptic number.

100423424321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100423424321 is a deficient number, since it is larger than the sum of its proper divisors (9133274623).

100423424321 is a wasteful number, since it uses less digits than its factorization.

100423424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322711.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 100423424321 its reverse (123424324001), we get a palindrome (223847748322).

The spelling of 100423424321 in words is "one hundred billion, four hundred twenty-three million, four hundred twenty-four thousand, three hundred twenty-one".