10111111011143 has 2 divisors, whose sum is σ = 10111111011144. Its totient is φ = 10111111011142.

The previous prime is 10111111011101. The next prime is 10111111011161. The reversal of 10111111011143 is 34111011111101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10111111011143 - 2³² = 10106816043847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111111011173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055555505571 + 5055555505572.

It is an arithmetic number, because the mean of its divisors is an integer number (5055555505572).

Almost surely, 2^{10111111011143} is an apocalyptic number.

10111111011143 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111111011143 is an equidigital number, since it uses as much as digits as its factorization.

10111111011143 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 17.

Adding to 10111111011143 its reverse (34111011111101), we get a palindrome (44222122122244).

The spelling of 10111111011143 in words is "ten trillion, one hundred eleven billion, one hundred eleven million, eleven thousand, one hundred forty-three".