100321224 has 16 divisors (see below), whose sum is σ = 250803120. Its totient is φ = 33440400.

The previous prime is 100321223. The next prime is 100321261. The reversal of 100321224 is 422123001.

It is not an unprimeable number, because it can be changed into a prime (100321223) 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, 2090002 + ... + 2090049.

It is an arithmetic number, because the mean of its divisors is an integer number (15675195).

Almost surely, 2^100321224 is an apocalyptic number.

It is an amenable number.

100321224 is an abundant number, since it is smaller than the sum of its proper divisors (150481896).

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

100321224 is a wasteful number, since it uses less digits than its factorization.

100321224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180060 (or 4180056 counting only the distinct ones).

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

The square root of 100321224 is about 10016.0483225671. The cubic root of 100321224 is about 464.6553487287.

Adding to 100321224 its reverse (422123001), we get a palindrome (522444225).

It can be divided in two parts, 1003212 and 24, that added together give a triangular number (1003236 = T₁₄₁₆).

The spelling of 100321224 in words is "one hundred million, three hundred twenty-one thousand, two hundred twenty-four".