10101111143 has 2 divisors, whose sum is σ = 10101111144. Its totient is φ = 10101111142.

The previous prime is 10101111109. The next prime is 10101111157. The reversal of 10101111143 is 34111110101.

It is a happy number.

10101111143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (10101111157) can be obtained adding 10101111143 to its sum of digits (14).

It is a strong prime.

It is an emirp because it is prime and its reverse (34111110101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10101111143 - 2¹⁸ = 10100848999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10101111743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050555571 + 5050555572.

It is an arithmetic number, because the mean of its divisors is an integer number (5050555572).

Almost surely, 2^10101111143 is an apocalyptic number.

10101111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101111143 is an equidigital number, since it uses as much as digits as its factorization.

10101111143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 10101111143 its reverse (34111110101), we get a palindrome (44212221244).

The spelling of 10101111143 in words is "ten billion, one hundred one million, one hundred eleven thousand, one hundred forty-three".