4143423112001 has 2 divisors, whose sum is σ = 4143423112002. Its totient is φ = 4143423112000.

The previous prime is 4143423111983. The next prime is 4143423112039. The reversal of 4143423112001 is 1002113243414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2676744677776 + 1466678434225 = 1636076^2 + 1211065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4143423112001 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4143423112091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2071711556000 + 2071711556001.

It is an arithmetic number, because the mean of its divisors is an integer number (2071711556001).

Almost surely, 2^{4143423112001} is an apocalyptic number.

It is an amenable number.

4143423112001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4143423112001 is an equidigital number, since it uses as much as digits as its factorization.

4143423112001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 4143423112001 its reverse (1002113243414), we get a palindrome (5145536355415).

The spelling of 4143423112001 in words is "four trillion, one hundred forty-three billion, four hundred twenty-three million, one hundred twelve thousand, one".