4021430338333 has 2 divisors, whose sum is σ = 4021430338334. Its totient is φ = 4021430338332.

The previous prime is 4021430338319. The next prime is 4021430338399. The reversal of 4021430338333 is 3338330341204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3418054044804 + 603376293529 = 1848798^2 + 776773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021430338333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4021430338292 and 4021430338301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021430332333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010715169166 + 2010715169167.

It is an arithmetic number, because the mean of its divisors is an integer number (2010715169167).

Almost surely, 2^{4021430338333} is an apocalyptic number.

It is an amenable number.

4021430338333 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021430338333 is an equidigital number, since it uses as much as digits as its factorization.

4021430338333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 4021430338333 its reverse (3338330341204), we get a palindrome (7359760679537).

The spelling of 4021430338333 in words is "four trillion, twenty-one billion, four hundred thirty million, three hundred thirty-eight thousand, three hundred thirty-three".