5105230311331 has 4 divisors (see below), whose sum is σ = 5157861551752. Its totient is φ = 5052599070912.

The previous prime is 5105230311329. The next prime is 5105230311403. The reversal of 5105230311331 is 1331130325015.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5105230311331 - 2¹ = 5105230311329 is a prime.

It is a super-2 number, since 2×5105230311331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5105230311331.

It is not an unprimeable number, because it can be changed into a prime (5105230311301) 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, 26315620065 + ... + 26315620258.

It is an arithmetic number, because the mean of its divisors is an integer number (1289465387938).

Almost surely, 2^{5105230311331} is an apocalyptic number.

5105230311331 is a deficient number, since it is larger than the sum of its proper divisors (52631240421).

5105230311331 is an equidigital number, since it uses as much as digits as its factorization.

5105230311331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52631240420.

The product of its (nonzero) digits is 4050, while the sum is 28.

Adding to 5105230311331 its reverse (1331130325015), we get a palindrome (6436360636346).

The spelling of 5105230311331 in words is "five trillion, one hundred five billion, two hundred thirty million, three hundred eleven thousand, three hundred thirty-one".