1310200200013 has 4 divisors (see below), whose sum is σ = 1310204594908. Its totient is φ = 1310195805120.

The previous prime is 1310200199993. The next prime is 1310200200059. The reversal of 1310200200013 is 3100020020131.

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 130243757449 + 1179956442564 = 360893^2 + 1086258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310200200013 - 2¹³ = 1310200191821 is a prime.

It is a super-2 number, since 2×1310200200013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310200199966 and 1310200200002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310200200083) 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, 1714956 + ... + 2358277.

It is an arithmetic number, because the mean of its divisors is an integer number (327551148727).

Almost surely, 2^{1310200200013} is an apocalyptic number.

It is an amenable number.

1310200200013 is a deficient number, since it is larger than the sum of its proper divisors (4394895).

1310200200013 is an equidigital number, since it uses as much as digits as its factorization.

1310200200013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394894.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1310200200013 its reverse (3100020020131), we get a palindrome (4410220220144).

The spelling of 1310200200013 in words is "one trillion, three hundred ten billion, two hundred million, two hundred thousand, thirteen".