11112102143 has 2 divisors, whose sum is σ = 11112102144. Its totient is φ = 11112102142.

The previous prime is 11112102077. The next prime is 11112102181. The reversal of 11112102143 is 34120121111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11112102143 - 2¹² = 11112098047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112102193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556051071 + 5556051072.

It is an arithmetic number, because the mean of its divisors is an integer number (5556051072).

Almost surely, 2^11112102143 is an apocalyptic number.

11112102143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112102143 is an equidigital number, since it uses as much as digits as its factorization.

11112102143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11112102143 its reverse (34120121111), we get a palindrome (45232223254).

The spelling of 11112102143 in words is "eleven billion, one hundred twelve million, one hundred two thousand, one hundred forty-three".