100322421 has 8 divisors (see below), whose sum is σ = 133810080. Its totient is φ = 66858192.

The previous prime is 100322399. The next prime is 100322461. The reversal of 100322421 is 124223001.

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

It is not a de Polignac number, because 100322421 - 2⁶ = 100322357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100322421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100322461) 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 7 ways as a sum of consecutive naturals, for example, 11410 + ... + 18188.

It is an arithmetic number, because the mean of its divisors is an integer number (16726260).

Almost surely, 2^100322421 is an apocalyptic number.

It is an amenable number.

100322421 is a deficient number, since it is larger than the sum of its proper divisors (33487659).

100322421 is an equidigital number, since it uses as much as digits as its factorization.

100322421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11715.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 100322421 is about 10016.1080764936. The cubic root of 100322421 is about 464.6571967598.

Adding to 100322421 its reverse (124223001), we get a palindrome (224545422).

The spelling of 100322421 in words is "one hundred million, three hundred twenty-two thousand, four hundred twenty-one".