12311311200303 has 16 divisors (see below), whose sum is σ = 16458859992960. Its totient is φ = 8185674211296.

The previous prime is 12311311200259. The next prime is 12311311200319. The reversal of 12311311200303 is 30300211311321.

It is a happy number.

12311311200303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12311311200303 - 2¹⁰ = 12311311199279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12311311200303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311311200343) 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, 645925 + ... + 5003982.

It is an arithmetic number, because the mean of its divisors is an integer number (1028678749560).

Almost surely, 2^{12311311200303} is an apocalyptic number.

12311311200303 is a deficient number, since it is larger than the sum of its proper divisors (4147548792657).

12311311200303 is a wasteful number, since it uses less digits than its factorization.

12311311200303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5651846.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 12311311200303 its reverse (30300211311321), we get a palindrome (42611522511624).

The spelling of 12311311200303 in words is "twelve trillion, three hundred eleven billion, three hundred eleven million, two hundred thousand, three hundred three".