100320204 has 96 divisors (see below), whose sum is σ = 255467520. Its totient is φ = 30558528.

The previous prime is 100320197. The next prime is 100320211. The reversal of 100320204 is 402023001.

It is an interprime number because it is at equal distance from previous prime (100320197) and next prime (100320211).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 100320204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 937519 + ... + 937625.

It is an arithmetic number, because the mean of its divisors is an integer number (2661120).

Almost surely, 2^100320204 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 100320204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127733760).

100320204 is an abundant number, since it is smaller than the sum of its proper divisors (155147316).

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

100320204 is a wasteful number, since it uses less digits than its factorization.

100320204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 100320204 is about 10015.9974041530. The cubic root of 100320204 is about 464.6537739537.

Adding to 100320204 its reverse (402023001), we get a palindrome (502343205).

The spelling of 100320204 in words is "one hundred million, three hundred twenty thousand, two hundred four".