3112113211 has 4 divisors (see below), whose sum is σ = 3295178712. Its totient is φ = 2929047712.

The previous prime is 3112113203. The next prime is 3112113223. The reversal of 3112113211 is 1123112113.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3112113211 - 2³ = 3112113203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112113811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91532725 + ... + 91532758.

It is an arithmetic number, because the mean of its divisors is an integer number (823794678).

Almost surely, 2^3112113211 is an apocalyptic number.

3112113211 is a deficient number, since it is larger than the sum of its proper divisors (183065501).

3112113211 is a wasteful number, since it uses less digits than its factorization.

3112113211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183065500.

The product of its digits is 36, while the sum is 16.

The square root of 3112113211 is about 55786.3174174457. The cubic root of 3112113211 is about 1459.9964363146.

Adding to 3112113211 its reverse (1123112113), we get a palindrome (4235225324).

The spelling of 3112113211 in words is "three billion, one hundred twelve million, one hundred thirteen thousand, two hundred eleven".