101143402517 has 2 divisors, whose sum is σ = 101143402518. Its totient is φ = 101143402516.

The previous prime is 101143402429. The next prime is 101143402519. The reversal of 101143402517 is 715204341101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71913003556 + 29230398961 = 268166^2 + 170969^2 .

It is a cyclic number.

It is not a de Polignac number, because 101143402517 - 2¹⁰ = 101143401493 is a prime.

Together with 101143402519, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101143402517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101143402519) 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, 50571701258 + 50571701259.

It is an arithmetic number, because the mean of its divisors is an integer number (50571701259).

Almost surely, 2^101143402517 is an apocalyptic number.

It is an amenable number.

101143402517 is a deficient number, since it is larger than the sum of its proper divisors (1).

101143402517 is an equidigital number, since it uses as much as digits as its factorization.

101143402517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 101143402517 its reverse (715204341101), we get a palindrome (816347743618).

The spelling of 101143402517 in words is "one hundred one billion, one hundred forty-three million, four hundred two thousand, five hundred seventeen".