12313202103121 has 2 divisors, whose sum is σ = 12313202103122. Its totient is φ = 12313202103120.

The previous prime is 12313202103091. The next prime is 12313202103179. The reversal of 12313202103121 is 12130120231321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11190958493521 + 1122243609600 = 3345289^2 + 1059360^2 .

It is a cyclic number.

It is not a de Polignac number, because 12313202103121 - 2¹¹ = 12313202101073 is a prime.

It is a super-2 number, since 2×12313202103121² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12313202103092 and 12313202103101.

It is not a weakly prime, because it can be changed into another prime (12313202109121) 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 as a sum of consecutive naturals, namely, 6156601051560 + 6156601051561.

It is an arithmetic number, because the mean of its divisors is an integer number (6156601051561).

Almost surely, 2^{12313202103121} is an apocalyptic number.

It is an amenable number.

12313202103121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12313202103121 is an equidigital number, since it uses as much as digits as its factorization.

12313202103121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12313202103121 its reverse (12130120231321), we get a palindrome (24443322334442).

The spelling of 12313202103121 in words is "twelve trillion, three hundred thirteen billion, two hundred two million, one hundred three thousand, one hundred twenty-one".