313114214341421 has 2 divisors, whose sum is σ = 313114214341422. Its totient is φ = 313114214341420.

The previous prime is 313114214341403. The next prime is 313114214341459. The reversal of 313114214341421 is 124143412411313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225961925920900 + 87152288420521 = 15032030^2 + 9335539^2 .

It is a cyclic number.

It is not a de Polignac number, because 313114214341421 - 2¹⁴ = 313114214325037 is a prime.

It is a super-2 number, since 2×313114214341421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313114214341021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156557107170710 + 156557107170711.

It is an arithmetic number, because the mean of its divisors is an integer number (156557107170711).

Almost surely, 2^{313114214341421} is an apocalyptic number.

It is an amenable number.

313114214341421 is a deficient number, since it is larger than the sum of its proper divisors (1).

313114214341421 is an equidigital number, since it uses as much as digits as its factorization.

313114214341421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 35.

Adding to 313114214341421 its reverse (124143412411313), we get a palindrome (437257626752734).

The spelling of 313114214341421 in words is "three hundred thirteen trillion, one hundred fourteen billion, two hundred fourteen million, three hundred forty-one thousand, four hundred twenty-one".