323120001 has 16 divisors (see below), whose sum is σ = 457732800. Its totient is φ = 202362048.

The previous prime is 323119999. The next prime is 323120009. The reversal of 323120001 is 100021323.

It is a happy number.

It is not a de Polignac number, because 323120001 - 2¹ = 323119999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (323120009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46971 + ... + 53408.

It is an arithmetic number, because the mean of its divisors is an integer number (28608300).

Almost surely, 2^323120001 is an apocalyptic number.

It is an amenable number.

323120001 is a deficient number, since it is larger than the sum of its proper divisors (134612799).

323120001 is a wasteful number, since it uses less digits than its factorization.

323120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100448.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 323120001 is about 17975.5389627126. The cubic root of 323120001 is about 686.2061623418.

Adding to 323120001 its reverse (100021323), we get a palindrome (423141324).

It can be divided in two parts, 3231 and 20001, that added together give a palindrome (23232).

The spelling of 323120001 in words is "three hundred twenty-three million, one hundred twenty thousand, one".