3112221331303 has 12 divisors (see below), whose sum is σ = 3621125879400. Its totient is φ = 2667038551632.

The previous prime is 3112221331273. The next prime is 3112221331313. The reversal of 3112221331303 is 3031331222113.

It is not a de Polignac number, because 3112221331303 - 2²⁵ = 3112187776871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112221331313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6673728 + ... + 7124821.

It is an arithmetic number, because the mean of its divisors is an integer number (301760489950).

Almost surely, 2^{3112221331303} is an apocalyptic number.

3112221331303 is a deficient number, since it is larger than the sum of its proper divisors (508904548097).

3112221331303 is a wasteful number, since it uses less digits than its factorization.

3112221331303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13803166 (or 13803159 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 3112221331303 its reverse (3031331222113), we get a palindrome (6143552553416).

The spelling of 3112221331303 in words is "three trillion, one hundred twelve billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred three".