3113216521601 has 4 divisors (see below), whose sum is σ = 3113333380032. Its totient is φ = 3113099663172.

The previous prime is 3113216521549. The next prime is 3113216521651. The reversal of 3113216521601 is 1061256123113.

3113216521601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3113216521601 - 2¹⁸ = 3113216259457 is a prime.

It is a super-2 number, since 2×3113216521601² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3113216521651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58389245 + ... + 58442538.

It is an arithmetic number, because the mean of its divisors is an integer number (778333345008).

Almost surely, 2^{3113216521601} is an apocalyptic number.

It is an amenable number.

3113216521601 is a deficient number, since it is larger than the sum of its proper divisors (116858431).

3113216521601 is a wasteful number, since it uses less digits than its factorization.

3113216521601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116858430.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 3113216521601 in words is "three trillion, one hundred thirteen billion, two hundred sixteen million, five hundred twenty-one thousand, six hundred one".