3112203313 has 4 divisors (see below), whose sum is σ = 3113759088. Its totient is φ = 3110647540.

The previous prime is 3112203293. The next prime is 3112203317. The reversal of 3112203313 is 3133022113.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3133022113 = 13 ⋅241001701.

It is a cyclic number.

It is not a de Polignac number, because 3112203313 - 2²⁹ = 2575332401 is a prime.

It is a super-2 number, since 2×3112203313² = 19371618922896351938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112203317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774883 + ... + 778888.

It is an arithmetic number, because the mean of its divisors is an integer number (778439772).

Almost surely, 2^3112203313 is an apocalyptic number.

It is an amenable number.

3112203313 is a deficient number, since it is larger than the sum of its proper divisors (1555775).

3112203313 is a wasteful number, since it uses less digits than its factorization.

3112203313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555774.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3112203313 is about 55787.1249752127. The cubic root of 3112203313 is about 1460.0105261329.

Adding to 3112203313 its reverse (3133022113), we get a palindrome (6245225426).

The spelling of 3112203313 in words is "three billion, one hundred twelve million, two hundred three thousand, three hundred thirteen".