100320000 has 360 divisors, whose sum is σ = 383127360. Its totient is φ = 23040000.

The previous prime is 100319993. The next prime is 100320007. The reversal of 100320000 is 23001.

It is an interprime number because it is at equal distance from previous prime (100319993) and next prime (100320007).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (100320007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5279991 + ... + 5280009.

Almost surely, 2^100320000 is an apocalyptic number.

100320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191563680).

100320000 is an abundant number, since it is smaller than the sum of its proper divisors (282807360).

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

100320000 is an equidigital number, since it uses as much as digits as its factorization.

100320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 100320000 is about 10015.9872204391. The cubic root of 100320000 is about 464.6534589974.

Adding to 100320000 its reverse (23001), we get a palindrome (100343001).

The spelling of 100320000 in words is "one hundred million, three hundred twenty thousand".