100410421 has 8 divisors (see below), whose sum is σ = 107274080. Its totient is φ = 93704688.

The previous prime is 100410413. The next prime is 100410491. The reversal of 100410421 is 124014001.

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 100410421 - 2³ = 100410413 is a prime.

It is the 10021-st Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100410491) by changing a digit.

It is a nontrivial repunit in base 10020.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38166 + ... + 40711.

It is an arithmetic number, because the mean of its divisors is an integer number (13409260).

Almost surely, 2^100410421 is an apocalyptic number.

It is an amenable number.

100410421 is a deficient number, since it is larger than the sum of its proper divisors (6863659).

100410421 is an equidigital number, since it uses as much as digits as its factorization.

100410421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78963.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 100410421 is about 10020.5000374233. The cubic root of 100410421 is about 464.7930184533.

Adding to 100410421 its reverse (124014001), we get a palindrome (224424422).

The spelling of 100410421 in words is "one hundred million, four hundred ten thousand, four hundred twenty-one".