100320332 has 48 divisors (see below), whose sum is σ = 213373440. Its totient is φ = 40288512.

The previous prime is 100320313. The next prime is 100320343. The reversal of 100320332 is 233023001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199193 + ... + 199695.

It is an arithmetic number, because the mean of its divisors is an integer number (4445280).

Almost surely, 2^100320332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100320332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106686720).

100320332 is an abundant number, since it is smaller than the sum of its proper divisors (113053108).

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

100320332 is a wasteful number, since it uses less digits than its factorization.

100320332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 100320332 is about 10016.0037939290. The cubic root of 100320332 is about 464.6539715731.

Adding to 100320332 its reverse (233023001), we get a palindrome (333343333).

The spelling of 100320332 in words is "one hundred million, three hundred twenty thousand, three hundred thirty-two".