313033130331331 has 4 divisors (see below), whose sum is σ = 313033349698632. Its totient is φ = 313032910964032.

The previous prime is 313033130331253. The next prime is 313033130331353. The reversal of 313033130331331 is 133133031330313.

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 313033130331331 - 2¹⁵ = 313033130298563 is a prime.

It is a super-2 number, since 2×313033130331331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313033130331293 and 313033130331302.

It is not an unprimeable number, because it can be changed into a prime (313033130331631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107529070 + ... + 110401843.

It is an arithmetic number, because the mean of its divisors is an integer number (78258337424658).

Almost surely, 2^{313033130331331} is an apocalyptic number.

313033130331331 is a deficient number, since it is larger than the sum of its proper divisors (219367301).

313033130331331 is a wasteful number, since it uses less digits than its factorization.

313033130331331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219367300.

The product of its (nonzero) digits is 19683, while the sum is 31.

Adding to 313033130331331 its reverse (133133031330313), we get a palindrome (446166161661644).

The spelling of 313033130331331 in words is "three hundred thirteen trillion, thirty-three billion, one hundred thirty million, three hundred thirty-one thousand, three hundred thirty-one".