3133021212313 has 4 divisors (see below), whose sum is σ = 3135738491188. Its totient is φ = 3130303933440.

The previous prime is 3133021212283. The next prime is 3133021212337. The reversal of 3133021212313 is 3132121203313.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2704719027609 + 428302184704 = 1644603^2 + 654448^2 .

It is a cyclic number.

It is not a de Polignac number, because 3133021212313 - 2⁵ = 3133021212281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3133021212383) 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, 1358637708 + ... + 1358640013.

It is an arithmetic number, because the mean of its divisors is an integer number (783934622797).

Almost surely, 2^{3133021212313} is an apocalyptic number.

It is an amenable number.

3133021212313 is a deficient number, since it is larger than the sum of its proper divisors (2717278875).

3133021212313 is a wasteful number, since it uses less digits than its factorization.

3133021212313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717278874.

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

Adding to 3133021212313 its reverse (3132121203313), we get a palindrome (6265142415626).

The spelling of 3133021212313 in words is "three trillion, one hundred thirty-three billion, twenty-one million, two hundred twelve thousand, three hundred thirteen".