3331311321311 has 4 divisors (see below), whose sum is σ = 3335643326400. Its totient is φ = 3326979316224.

The previous prime is 3331311321269. The next prime is 3331311321319. The reversal of 3331311321311 is 1131231131333.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3331311321311 is a prime.

It is a super-2 number, since 2×3331311321311² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331311321319) 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, 2166001391 + ... + 2166002928.

It is an arithmetic number, because the mean of its divisors is an integer number (833910831600).

Almost surely, 2^{3331311321311} is an apocalyptic number.

3331311321311 is a deficient number, since it is larger than the sum of its proper divisors (4332005089).

3331311321311 is an equidigital number, since it uses as much as digits as its factorization.

3331311321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332005088.

The product of its digits is 1458, while the sum is 26.

Adding to 3331311321311 its reverse (1131231131333), we get a palindrome (4462542452644).

The spelling of 3331311321311 in words is "three trillion, three hundred thirty-one billion, three hundred eleven million, three hundred twenty-one thousand, three hundred eleven".