5105143221401 has 2 divisors, whose sum is σ = 5105143221402. Its totient is φ = 5105143221400.

The previous prime is 5105143221397. The next prime is 5105143221403. The reversal of 5105143221401 is 1041223415015.

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., 3938732421376 + 1166410800025 = 1984624^2 + 1080005^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105143221401 - 2² = 5105143221397 is a prime.

It is a super-2 number, since 2×5105143221401² (a number of 26 digits) contains 22 as substring.

Together with 5105143221403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5105143221403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552571610700 + 2552571610701.

It is an arithmetic number, because the mean of its divisors is an integer number (2552571610701).

Almost surely, 2^{5105143221401} is an apocalyptic number.

It is an amenable number.

5105143221401 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105143221401 is an equidigital number, since it uses as much as digits as its factorization.

5105143221401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 5105143221401 its reverse (1041223415015), we get a palindrome (6146366636416).

The spelling of 5105143221401 in words is "five trillion, one hundred five billion, one hundred forty-three million, two hundred twenty-one thousand, four hundred one".