201032002321 has 2 divisors, whose sum is σ = 201032002322. Its totient is φ = 201032002320.

The previous prime is 201032002313. The next prime is 201032002387. The reversal of 201032002321 is 123200230102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152755123921 + 48276878400 = 390839^2 + 219720^2 .

It is a cyclic number.

It is not a de Polignac number, because 201032002321 - 2³ = 201032002313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201032002295 and 201032002304.

It is not a weakly prime, because it can be changed into another prime (201032002121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100516001160 + 100516001161.

It is an arithmetic number, because the mean of its divisors is an integer number (100516001161).

Almost surely, 2^201032002321 is an apocalyptic number.

It is an amenable number.

201032002321 is a deficient number, since it is larger than the sum of its proper divisors (1).

201032002321 is an equidigital number, since it uses as much as digits as its factorization.

201032002321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 201032002321 its reverse (123200230102), we get a palindrome (324232232423).

The spelling of 201032002321 in words is "two hundred one billion, thirty-two million, two thousand, three hundred twenty-one".