20313145220141 has 2 divisors, whose sum is σ = 20313145220142. Its totient is φ = 20313145220140.

The previous prime is 20313145220009. The next prime is 20313145220171. The reversal of 20313145220141 is 14102254131302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20188585635241 + 124559584900 = 4493171^2 + 352930^2 .

It is a cyclic number.

It is not a de Polignac number, because 20313145220141 - 2¹⁸ = 20313144957997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20313145220171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10156572610070 + 10156572610071.

It is an arithmetic number, because the mean of its divisors is an integer number (10156572610071).

Almost surely, 2^{20313145220141} is an apocalyptic number.

It is an amenable number.

20313145220141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20313145220141 is an equidigital number, since it uses as much as digits as its factorization.

20313145220141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 20313145220141 its reverse (14102254131302), we get a palindrome (34415399351443).

The spelling of 20313145220141 in words is "twenty trillion, three hundred thirteen billion, one hundred forty-five million, two hundred twenty thousand, one hundred forty-one".