3123140413213 has 4 divisors (see below), whose sum is σ = 3158231878620. Its totient is φ = 3088048947808.

The previous prime is 3123140413207. The next prime is 3123140413231.

3123140413213 is nontrivially palindromic in base 10.

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 1350306748729 + 1772833664484 = 1162027^2 + 1331478^2 .

It is a cyclic number.

It is not a de Polignac number, because 3123140413213 - 2⁵ = 3123140413181 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 (3123140713213) 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, 17545732570 + ... + 17545732747.

It is an arithmetic number, because the mean of its divisors is an integer number (789557969655).

Almost surely, 2^{3123140413213} is an apocalyptic number.

It is an amenable number.

3123140413213 is a deficient number, since it is larger than the sum of its proper divisors (35091465407).

3123140413213 is an equidigital number, since it uses as much as digits as its factorization.

3123140413213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35091465406.

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 3123140 and 413213, that added together give a palindrome (3536353).

The spelling of 3123140413213 in words is "three trillion, one hundred twenty-three billion, one hundred forty million, four hundred thirteen thousand, two hundred thirteen".