4021430342033 has 4 divisors (see below), whose sum is σ = 4330771137588. Its totient is φ = 3712089546480.

The previous prime is 4021430341993. The next prime is 4021430342093. The reversal of 4021430342033 is 3302430341204.

4021430342033 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 285378187264 + 3736052154769 = 534208^2 + 1932887^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021430342033 - 2⁶ = 4021430341969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4021430341987 and 4021430342005.

It is not an unprimeable number, because it can be changed into a prime (4021430342093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154670397758 + ... + 154670397783.

It is an arithmetic number, because the mean of its divisors is an integer number (1082692784397).

Almost surely, 2^{4021430342033} is an apocalyptic number.

It is an amenable number.

4021430342033 is a deficient number, since it is larger than the sum of its proper divisors (309340795555).

4021430342033 is a wasteful number, since it uses less digits than its factorization.

4021430342033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309340795554.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 4021430342033 its reverse (3302430341204), we get a palindrome (7323860683237).

The spelling of 4021430342033 in words is "four trillion, twenty-one billion, four hundred thirty million, three hundred forty-two thousand, thirty-three".