100421322 has 8 divisors (see below), whose sum is σ = 200842656. Its totient is φ = 33473772.

The previous prime is 100421317. The next prime is 100421323. The reversal of 100421322 is 223124001.

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

100421322 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (100421323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8368438 + ... + 8368449.

It is an arithmetic number, because the mean of its divisors is an integer number (25105332).

Almost surely, 2^100421322 is an apocalyptic number.

100421322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100421322 is a wasteful number, since it uses less digits than its factorization.

100421322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16736892.

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

The square root of 100421322 is about 10021.0439575924. The cubic root of 100421322 is about 464.8098378408.

Adding to 100421322 its reverse (223124001), we get a palindrome (323545323).

The spelling of 100421322 in words is "one hundred million, four hundred twenty-one thousand, three hundred twenty-two".