3243500111205 has 48 divisors (see below), whose sum is σ = 5643701369280. Its totient is φ = 1723213799424.

The previous prime is 3243500111197. The next prime is 3243500111221. The reversal of 3243500111205 is 5021110053423.

3243500111205 is a `hidden beast` number, since 3 + 2 + 43 + 500 + 1 + 112 + 0 + 5 = 666.

It is not a de Polignac number, because 3243500111205 - 2³ = 3243500111197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42356562 + ... + 42433068.

It is an arithmetic number, because the mean of its divisors is an integer number (117577111860).

Almost surely, 2^{3243500111205} is an apocalyptic number.

It is an amenable number.

3243500111205 is a deficient number, since it is larger than the sum of its proper divisors (2400201258075).

3243500111205 is a wasteful number, since it uses less digits than its factorization.

3243500111205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80130 (or 80127 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 3243500111205 its reverse (5021110053423), we get a palindrome (8264610164628).

The spelling of 3243500111205 in words is "three trillion, two hundred forty-three billion, five hundred million, one hundred eleven thousand, two hundred five".