12360213512513 has 4 divisors (see below), whose sum is σ = 13087284895620. Its totient is φ = 11633142129408.

The previous prime is 12360213512503. The next prime is 12360213512561. The reversal of 12360213512513 is 31521531206321.

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 9937732941889 + 2422480570624 = 3152417^2 + 1556432^2 .

It is a cyclic number.

It is not a de Polignac number, because 12360213512513 - 2¹² = 12360213508417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12360213512503) 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, 363535691528 + ... + 363535691561.

It is an arithmetic number, because the mean of its divisors is an integer number (3271821223905).

Almost surely, 2^{12360213512513} is an apocalyptic number.

It is an amenable number.

12360213512513 is a deficient number, since it is larger than the sum of its proper divisors (727071383107).

12360213512513 is an equidigital number, since it uses as much as digits as its factorization.

12360213512513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727071383106.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 12360213512513 its reverse (31521531206321), we get a palindrome (43881744718834).

The spelling of 12360213512513 in words is "twelve trillion, three hundred sixty billion, two hundred thirteen million, five hundred twelve thousand, five hundred thirteen".