1325210513213 has 4 divisors (see below), whose sum is σ = 1325243366400. Its totient is φ = 1325177660028.

The previous prime is 1325210513189. The next prime is 1325210513267. The reversal of 1325210513213 is 3123150125231.

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 a de Polignac number, because none of the positive numbers 2^k-1325210513213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325210513413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16366013 + ... + 16446786.

It is an arithmetic number, because the mean of its divisors is an integer number (331310841600).

Almost surely, 2^{1325210513213} is an apocalyptic number.

It is an amenable number.

1325210513213 is a deficient number, since it is larger than the sum of its proper divisors (32853187).

1325210513213 is an equidigital number, since it uses as much as digits as its factorization.

1325210513213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32853186.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 1325210513213 its reverse (3123150125231), we get a palindrome (4448360638444).

The spelling of 1325210513213 in words is "one trillion, three hundred twenty-five billion, two hundred ten million, five hundred thirteen thousand, two hundred thirteen".