3115031531201 has 4 divisors (see below), whose sum is σ = 3115057550292. Its totient is φ = 3115005512112.

The previous prime is 3115031531189. The next prime is 3115031531237. The reversal of 3115031531201 is 1021351305113.

It is a happy number.

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 1020455550976 + 2094575980225 = 1010176^2 + 1447265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3115031531201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3115031531501) 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, 12829130 + ... + 13069683.

It is an arithmetic number, because the mean of its divisors is an integer number (778764387573).

Almost surely, 2^{3115031531201} is an apocalyptic number.

It is an amenable number.

3115031531201 is a deficient number, since it is larger than the sum of its proper divisors (26019091).

3115031531201 is a wasteful number, since it uses less digits than its factorization.

3115031531201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26019090.

The product of its (nonzero) digits is 1350, while the sum is 26.

Adding to 3115031531201 its reverse (1021351305113), we get a palindrome (4136382836314).

The spelling of 3115031531201 in words is "three trillion, one hundred fifteen billion, thirty-one million, five hundred thirty-one thousand, two hundred one".