320004101 has 4 divisors (see below), whose sum is σ = 320074272. Its totient is φ = 319933932.

The previous prime is 320004017. The next prime is 320004121. The reversal of 320004101 is 101400023.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320004101 - 2¹⁸ = 319741957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320004121) 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, 27731 + ... + 37536.

It is an arithmetic number, because the mean of its divisors is an integer number (80018568).

Almost surely, 2^320004101 is an apocalyptic number.

It is an amenable number.

320004101 is a deficient number, since it is larger than the sum of its proper divisors (70171).

320004101 is an equidigital number, since it uses as much as digits as its factorization.

320004101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70170.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 320004101 is about 17888.6584460658. The cubic root of 320004101 is about 683.9933005796.

Adding to 320004101 its reverse (101400023), we get a palindrome (421404124).

The spelling of 320004101 in words is "three hundred twenty million, four thousand, one hundred one".