3311312113 has 4 divisors (see below), whose sum is σ = 3312006628. Its totient is φ = 3310617600.

The previous prime is 3311312099. The next prime is 3311312143. The reversal of 3311312113 is 3112131133.

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

It can be written as a sum of positive squares in 2 ways, for example, as 931043169 + 2380268944 = 30513^2 + 48788^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311312113 - 2¹³ = 3311303921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3311312143) 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, 340056 + ... + 349657.

It is an arithmetic number, because the mean of its divisors is an integer number (828001657).

Almost surely, 2^3311312113 is an apocalyptic number.

It is an amenable number.

3311312113 is a deficient number, since it is larger than the sum of its proper divisors (694515).

3311312113 is an equidigital number, since it uses as much as digits as its factorization.

3311312113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694514.

The product of its digits is 162, while the sum is 19.

The square root of 3311312113 is about 57544.0015379535. The cubic root of 3311312113 is about 1490.5047781498.

Adding to 3311312113 its reverse (3112131133), we get a palindrome (6423443246).

It can be divided in two parts, 33 and 11312113, that added together give a triangular number (11312146 = T₄₇₅₆).

The spelling of 3311312113 in words is "three billion, three hundred eleven million, three hundred twelve thousand, one hundred thirteen".