15320230201 has 2 divisors, whose sum is σ = 15320230202. Its totient is φ = 15320230200.

The previous prime is 15320230199. The next prime is 15320230259. The reversal of 15320230201 is 10203202351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8344639801 + 6975590400 = 91349^2 + 83520^2 .

It is a cyclic number.

It is not a de Polignac number, because 15320230201 - 2¹ = 15320230199 is a prime.

Together with 15320230199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15320230001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7660115100 + 7660115101.

It is an arithmetic number, because the mean of its divisors is an integer number (7660115101).

Almost surely, 2^15320230201 is an apocalyptic number.

It is an amenable number.

15320230201 is a deficient number, since it is larger than the sum of its proper divisors (1).

15320230201 is an equidigital number, since it uses as much as digits as its factorization.

15320230201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 15320230201 its reverse (10203202351), we get a palindrome (25523432552).

The spelling of 15320230201 in words is "fifteen billion, three hundred twenty million, two hundred thirty thousand, two hundred one".