3212313130331 has 4 divisors (see below), whose sum is σ = 3213244509000. Its totient is φ = 3211381751664.

The previous prime is 3212313130307. The next prime is 3212313130343. The reversal of 3212313130331 is 1330313132123.

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

It is a cyclic number.

It is not a de Polignac number, because 3212313130331 - 2¹⁸ = 3212312868187 is a prime.

It is a super-2 number, since 2×3212313130331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3212313130331.

It is not an unprimeable number, because it can be changed into a prime (3212313130391) 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, 465684161 + ... + 465691058.

It is an arithmetic number, because the mean of its divisors is an integer number (803311127250).

Almost surely, 2^{3212313130331} is an apocalyptic number.

3212313130331 is a deficient number, since it is larger than the sum of its proper divisors (931378669).

3212313130331 is an equidigital number, since it uses as much as digits as its factorization.

3212313130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931378668.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 3212313130331 its reverse (1330313132123), we get a palindrome (4542626262454).

The spelling of 3212313130331 in words is "three trillion, two hundred twelve billion, three hundred thirteen million, one hundred thirty thousand, three hundred thirty-one".