4230421033 has 2 divisors, whose sum is σ = 4230421034. Its totient is φ = 4230421032.

The previous prime is 4230421031. The next prime is 4230421037. The reversal of 4230421033 is 3301240324.

It is a happy number.

4230421033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4003978729 + 226442304 = 63277^2 + 15048^2 .

It is a cyclic number.

It is not a de Polignac number, because 4230421033 - 2¹ = 4230421031 is a prime.

It is a super-3 number, since 3×4230421033³ (a number of 30 digits) contains 333 as substring.

Together with 4230421031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4230420995 and 4230421013.

It is not a weakly prime, because it can be changed into another prime (4230421031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115210516 + 2115210517.

It is an arithmetic number, because the mean of its divisors is an integer number (2115210517).

Almost surely, 2^4230421033 is an apocalyptic number.

It is an amenable number.

4230421033 is a deficient number, since it is larger than the sum of its proper divisors (1).

4230421033 is an equidigital number, since it uses as much as digits as its factorization.

4230421033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 4230421033 is about 65041.6868861809. The cubic root of 4230421033 is about 1617.3146887423.

Adding to 4230421033 its reverse (3301240324), we get a palindrome (7531661357).

The spelling of 4230421033 in words is "four billion, two hundred thirty million, four hundred twenty-one thousand, thirty-three".