12102042143 has 2 divisors, whose sum is σ = 12102042144. Its totient is φ = 12102042142.

The previous prime is 12102042133. The next prime is 12102042187. The reversal of 12102042143 is 34124020121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12102042143 - 2²⁴ = 12085264927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102042133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051021071 + 6051021072.

It is an arithmetic number, because the mean of its divisors is an integer number (6051021072).

Almost surely, 2^12102042143 is an apocalyptic number.

12102042143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102042143 is an equidigital number, since it uses as much as digits as its factorization.

12102042143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12102042143 its reverse (34124020121), we get a palindrome (46226062264).

The spelling of 12102042143 in words is "twelve billion, one hundred two million, forty-two thousand, one hundred forty-three".