201312243120303 has 48 divisors (see below), whose sum is σ = 344208359040000. Its totient is φ = 110931870047040.

The previous prime is 201312243120137. The next prime is 201312243120371. The reversal of 201312243120303 is 303021342213102.

201312243120303 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 1 + 22 + 431 + 203 + 0 + 3 = 666.

It is not a de Polignac number, because 201312243120303 - 2⁹ = 201312243119791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201312243128303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66451303 + ... + 69414696.

It is an arithmetic number, because the mean of its divisors is an integer number (7171007480000).

Almost surely, 2^{201312243120303} is an apocalyptic number.

201312243120303 is a deficient number, since it is larger than the sum of its proper divisors (142896115919697).

201312243120303 is a wasteful number, since it uses less digits than its factorization.

201312243120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135866852 (or 135866849 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 201312243120303 its reverse (303021342213102), we get a palindrome (504333585333405).

The spelling of 201312243120303 in words is "two hundred one trillion, three hundred twelve billion, two hundred forty-three million, one hundred twenty thousand, three hundred three".