3243520513111 has 2 divisors, whose sum is σ = 3243520513112. Its totient is φ = 3243520513110.

The previous prime is 3243520513099. The next prime is 3243520513147. The reversal of 3243520513111 is 1113150253423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3243520513111 - 2¹⁹ = 3243519988823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3243520543111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621760256555 + 1621760256556.

It is an arithmetic number, because the mean of its divisors is an integer number (1621760256556).

Almost surely, 2^{3243520513111} is an apocalyptic number.

3243520513111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243520513111 is an equidigital number, since it uses as much as digits as its factorization.

3243520513111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 3243520513111 its reverse (1113150253423), we get a palindrome (4356670766534).

The spelling of 3243520513111 in words is "three trillion, two hundred forty-three billion, five hundred twenty million, five hundred thirteen thousand, one hundred eleven".