3112213313331 has 32 divisors (see below), whose sum is σ = 4642391715840. Its totient is φ = 2060576949600.

The previous prime is 3112213313327. The next prime is 3112213313353. The reversal of 3112213313331 is 1333133122113.

3112213313331 is a `hidden beast` number, since 3 + 1 + 1 + 2 + 2 + 13 + 313 + 331 = 666.

It is not a de Polignac number, because 3112213313331 - 2² = 3112213313327 is a prime.

It is a super-2 number, since 2×3112213313331² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3112213313295 and 3112213313304.

It is not an unprimeable number, because it can be changed into a prime (3112213313831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2668996 + ... + 3653486.

It is an arithmetic number, because the mean of its divisors is an integer number (145074741120).

Almost surely, 2^{3112213313331} is an apocalyptic number.

3112213313331 is a deficient number, since it is larger than the sum of its proper divisors (1530178402509).

3112213313331 is a wasteful number, since it uses less digits than its factorization.

3112213313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985304 (or 985298 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

Adding to 3112213313331 its reverse (1333133122113), we get a palindrome (4445346435444).

The spelling of 3112213313331 in words is "three trillion, one hundred twelve billion, two hundred thirteen million, three hundred thirteen thousand, three hundred thirty-one".