201324334513 has 4 divisors (see below), whose sum is σ = 205607831040. Its totient is φ = 197040837988.

The previous prime is 201324334507. The next prime is 201324334529. The reversal of 201324334513 is 315433423102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201324334513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201324334573) 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, 2141748193 + ... + 2141748286.

It is an arithmetic number, because the mean of its divisors is an integer number (51401957760).

Almost surely, 2^201324334513 is an apocalyptic number.

It is an amenable number.

201324334513 is a deficient number, since it is larger than the sum of its proper divisors (4283496527).

201324334513 is an equidigital number, since it uses as much as digits as its factorization.

201324334513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283496526.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 201324334513 its reverse (315433423102), we get a palindrome (516757757615).

The spelling of 201324334513 in words is "two hundred one billion, three hundred twenty-four million, three hundred thirty-four thousand, five hundred thirteen".