1310101313 has 4 divisors (see below), whose sum is σ = 1332306480. Its totient is φ = 1287896148.

The previous prime is 1310101297. The next prime is 1310101327. The reversal of 1310101313 is 3131010131.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3131010131 = 3361 ⋅931571.

It is a cyclic number.

It is not a de Polignac number, because 1310101313 - 2⁴ = 1310101297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310101343) 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, 11102495 + ... + 11102612.

It is an arithmetic number, because the mean of its divisors is an integer number (333076620).

Almost surely, 2^1310101313 is an apocalyptic number.

It is an amenable number.

1310101313 is a deficient number, since it is larger than the sum of its proper divisors (22205167).

1310101313 is an equidigital number, since it uses as much as digits as its factorization.

1310101313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22205166.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1310101313 is about 36195.3217004629. The cubic root of 1310101313 is about 1094.2123880364.

Adding to 1310101313 its reverse (3131010131), we get a palindrome (4441111444).

It can be divided in two parts, 131010131 and 3, that multiplied together give a palindrome (393030393).

The spelling of 1310101313 in words is "one billion, three hundred ten million, one hundred one thousand, three hundred thirteen".