4021441003381 has 2 divisors, whose sum is σ = 4021441003382. Its totient is φ = 4021441003380.

The previous prime is 4021441003297. The next prime is 4021441003429. The reversal of 4021441003381 is 1833001441204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4019744304900 + 1696698481 = 2004930^2 + 41191^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021441003381 - 2²⁷ = 4021306785653 is a prime.

It is a super-2 number, since 2×4021441003381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021441003981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010720501690 + 2010720501691.

It is an arithmetic number, because the mean of its divisors is an integer number (2010720501691).

Almost surely, 2^{4021441003381} is an apocalyptic number.

It is an amenable number.

4021441003381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021441003381 is an equidigital number, since it uses as much as digits as its factorization.

4021441003381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 4021441003381 its reverse (1833001441204), we get a palindrome (5854442444585).

The spelling of 4021441003381 in words is "four trillion, twenty-one billion, four hundred forty-one million, three thousand, three hundred eighty-one".