3243211111 has 4 divisors (see below), whose sum is σ = 3706526992. Its totient is φ = 2779895232.

The previous prime is 3243211109. The next prime is 3243211123. The reversal of 3243211111 is 1111123423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1111123423 = 3581 ⋅310283.

It is a cyclic number.

It is not a de Polignac number, because 3243211111 - 2¹ = 3243211109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243211141) 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, 231657930 + ... + 231657943.

It is an arithmetic number, because the mean of its divisors is an integer number (926631748).

Almost surely, 2^3243211111 is an apocalyptic number.

3243211111 is a deficient number, since it is larger than the sum of its proper divisors (463315881).

3243211111 is an equidigital number, since it uses as much as digits as its factorization.

3243211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463315880.

The product of its digits is 144, while the sum is 19.

The square root of 3243211111 is about 56949.1976326269. The cubic root of 3243211111 is about 1480.2159276808.

Adding to 3243211111 its reverse (1111123423), we get a palindrome (4354334534).

The spelling of 3243211111 in words is "three billion, two hundred forty-three million, two hundred eleven thousand, one hundred eleven".