2143242003131 has 2 divisors, whose sum is σ = 2143242003132. Its totient is φ = 2143242003130.

The previous prime is 2143242003121. The next prime is 2143242003157. The reversal of 2143242003131 is 1313002423412.

It is an a-pointer prime, because the next prime (2143242003157) can be obtained adding 2143242003131 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2143242003131 - 2¹⁰ = 2143242002107 is a prime.

It is a super-2 number, since 2×2143242003131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2143242003131.

It is not a weakly prime, because it can be changed into another prime (2143242003121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071621001565 + 1071621001566.

It is an arithmetic number, because the mean of its divisors is an integer number (1071621001566).

Almost surely, 2^{2143242003131} is an apocalyptic number.

2143242003131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143242003131 is an equidigital number, since it uses as much as digits as its factorization.

2143242003131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2143242003131 its reverse (1313002423412), we get a palindrome (3456244426543).

The spelling of 2143242003131 in words is "two trillion, one hundred forty-three billion, two hundred forty-two million, three thousand, one hundred thirty-one".