3120342100013 has 4 divisors (see below), whose sum is σ = 3120403153728. Its totient is φ = 3120281046300.

The previous prime is 3120342099991. The next prime is 3120342100019. The reversal of 3120342100013 is 3100012430213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3120342100013 - 2²⁸ = 3120073664557 is a prime.

It is a super-2 number, since 2×3120342100013² (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 (3120342100019) 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, 30450131 + ... + 30552432.

It is an arithmetic number, because the mean of its divisors is an integer number (780100788432).

Almost surely, 2^{3120342100013} is an apocalyptic number.

It is an amenable number.

3120342100013 is a deficient number, since it is larger than the sum of its proper divisors (61053715).

3120342100013 is an equidigital number, since it uses as much as digits as its factorization.

3120342100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61053714.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3120342100013 its reverse (3100012430213), we get a palindrome (6220354530226).

The spelling of 3120342100013 in words is "three trillion, one hundred twenty billion, three hundred forty-two million, one hundred thousand, thirteen".