4021443212141 has 2 divisors, whose sum is σ = 4021443212142. Its totient is φ = 4021443212140.

The previous prime is 4021443212057. The next prime is 4021443212161. The reversal of 4021443212141 is 1412123441204.

4021443212141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3252233526025 + 769209686116 = 1803395^2 + 877046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021443212141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021443212161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010721606070 + 2010721606071.

It is an arithmetic number, because the mean of its divisors is an integer number (2010721606071).

Almost surely, 2^{4021443212141} is an apocalyptic number.

It is an amenable number.

4021443212141 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021443212141 is an equidigital number, since it uses as much as digits as its factorization.

4021443212141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 4021443212141 its reverse (1412123441204), we get a palindrome (5433566653345).

The spelling of 4021443212141 in words is "four trillion, twenty-one billion, four hundred forty-three million, two hundred twelve thousand, one hundred forty-one".