320311212012003 has 32 divisors (see below), whose sum is σ = 450470760480000. Its totient is φ = 201891812484096.

The previous prime is 320311212011977. The next prime is 320311212012131. The reversal of 320311212012003 is 300210212113023.

It is not a de Polignac number, because 320311212012003 - 2⁹ = 320311212011491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320311212017003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1603886251 + ... + 1604085947.

It is an arithmetic number, because the mean of its divisors is an integer number (14077211265000).

Almost surely, 2^{320311212012003} is an apocalyptic number.

320311212012003 is a deficient number, since it is larger than the sum of its proper divisors (130159548467997).

320311212012003 is a wasteful number, since it uses less digits than its factorization.

320311212012003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256611.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 320311212012003 its reverse (300210212113023), we get a palindrome (620521424125026).

The spelling of 320311212012003 in words is "three hundred twenty trillion, three hundred eleven billion, two hundred twelve million, twelve thousand, three".