320311212012002 has 8 divisors (see below), whose sum is σ = 508729572019116. Its totient is φ = 150734688005632.

The previous prime is 320311212011977. The next prime is 320311212012131. The reversal of 320311212012002 is 200210212113023.

It can be written as a sum of positive squares in 2 ways, for example, as 310585602186721 + 9725609825281 = 17623439^2 + 3118591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4710459000143 + ... + 4710459000210.

Almost surely, 2^{320311212012002} is an apocalyptic number.

320311212012002 is a deficient number, since it is larger than the sum of its proper divisors (188418360007114).

320311212012002 is a wasteful number, since it uses less digits than its factorization.

320311212012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9420918000372.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 320311212012002 its reverse (200210212113023), we get a palindrome (520521424125025).

The spelling of 320311212012002 in words is "three hundred twenty trillion, three hundred eleven billion, two hundred twelve million, twelve thousand, two".