100443514421 has 8 divisors (see below), whose sum is σ = 105733420320. Its totient is φ = 95153949072.

The previous prime is 100443514417. The next prime is 100443514441. The reversal of 100443514421 is 124415344001.

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

It is a cyclic number.

It is not a de Polignac number, because 100443514421 - 2² = 100443514417 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 (100443514441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711506 + ... + 840908.

It is an arithmetic number, because the mean of its divisors is an integer number (13216677540).

Almost surely, 2^100443514421 is an apocalyptic number.

It is an amenable number.

100443514421 is a deficient number, since it is larger than the sum of its proper divisors (5289905899).

100443514421 is a wasteful number, since it uses less digits than its factorization.

100443514421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170275.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 100443514421 its reverse (124415344001), we get a palindrome (224858858422).

The spelling of 100443514421 in words is "one hundred billion, four hundred forty-three million, five hundred fourteen thousand, four hundred twenty-one".