320100002 has 4 divisors (see below), whose sum is σ = 480150006. Its totient is φ = 160050000.

The previous prime is 320099977. The next prime is 320100031. The reversal of 320100002 is 200001023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 297528001 + 22572001 = 17249^2 + 4751^2 .

It is a super-2 number, since 2×320100002² = 204928022560800008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80024999 + ... + 80025002.

Almost surely, 2^320100002 is an apocalyptic number.

320100002 is a deficient number, since it is larger than the sum of its proper divisors (160050004).

320100002 is a wasteful number, since it uses less digits than its factorization.

320100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160050003.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 320100002 is about 17891.3387425313. The cubic root of 320100002 is about 684.0616216727.

Adding to 320100002 its reverse (200001023), we get a palindrome (520101025).

The spelling of 320100002 in words is "three hundred twenty million, one hundred thousand, two".