2104012101313 has 2 divisors, whose sum is σ = 2104012101314. Its totient is φ = 2104012101312.

The previous prime is 2104012101311. The next prime is 2104012101329. The reversal of 2104012101313 is 3131012104012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2042635507264 + 61376594049 = 1429208^2 + 247743^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104012101313 - 2¹ = 2104012101311 is a prime.

Together with 2104012101311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2104012101311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052006050656 + 1052006050657.

It is an arithmetic number, because the mean of its divisors is an integer number (1052006050657).

Almost surely, 2^{2104012101313} is an apocalyptic number.

It is an amenable number.

2104012101313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104012101313 is an equidigital number, since it uses as much as digits as its factorization.

2104012101313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2104012101313 its reverse (3131012104012), we get a palindrome (5235024205325).

The spelling of 2104012101313 in words is "two trillion, one hundred four billion, twelve million, one hundred one thousand, three hundred thirteen".