201312303103313 has 4 divisors (see below), whose sum is σ = 201804509223780. Its totient is φ = 200820096982848.

The previous prime is 201312303103277. The next prime is 201312303103349. The reversal of 201312303103313 is 313301303213102.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (201312303103277) and next prime (201312303103349).

It can be written as a sum of positive squares in 2 ways, for example, as 136589521871104 + 64722781232209 = 11687152^2 + 8045047^2 .

It is a cyclic number.

It is not a de Polignac number, because 201312303103313 - 2¹⁰ = 201312303102289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201312303100313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246103059620 + ... + 246103060437.

It is an arithmetic number, because the mean of its divisors is an integer number (50451127305945).

Almost surely, 2^{201312303103313} is an apocalyptic number.

It is an amenable number.

201312303103313 is a deficient number, since it is larger than the sum of its proper divisors (492206120467).

201312303103313 is an equidigital number, since it uses as much as digits as its factorization.

201312303103313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492206120466.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 201312303103313 its reverse (313301303213102), we get a palindrome (514613606316415).

The spelling of 201312303103313 in words is "two hundred one trillion, three hundred twelve billion, three hundred three million, one hundred three thousand, three hundred thirteen".