3201433021 has 2 divisors, whose sum is σ = 3201433022. Its totient is φ = 3201433020.

The previous prime is 3201433009. The next prime is 3201433073. The reversal of 3201433021 is 1203341023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3099705625 + 101727396 = 55675^2 + 10086^2 .

It is an emirp because it is prime and its reverse (1203341023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3201433021 - 2¹³ = 3201424829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3201433021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3201437021) 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, 1600716510 + 1600716511.

It is an arithmetic number, because the mean of its divisors is an integer number (1600716511).

Almost surely, 2^3201433021 is an apocalyptic number.

It is an amenable number.

3201433021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201433021 is an equidigital number, since it uses as much as digits as its factorization.

3201433021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3201433021 is about 56581.2073130293. The cubic root of 3201433021 is about 1473.8325372329.

Adding to 3201433021 its reverse (1203341023), we get a palindrome (4404774044).

It can be divided in two parts, 320 and 1433021, that added together give a palindrome (1433341).

The spelling of 3201433021 in words is "three billion, two hundred one million, four hundred thirty-three thousand, twenty-one".