2013210320321 has 4 divisors (see below), whose sum is σ = 2047332529200. Its totient is φ = 1979088111444.

The previous prime is 2013210320291. The next prime is 2013210320327. The reversal of 2013210320321 is 1230230123102.

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-2013210320321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013210320293 and 2013210320302.

It is not an unprimeable number, because it can be changed into a prime (2013210320327) 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, 17061104351 + ... + 17061104468.

It is an arithmetic number, because the mean of its divisors is an integer number (511833132300).

Almost surely, 2^{2013210320321} is an apocalyptic number.

It is an amenable number.

2013210320321 is a deficient number, since it is larger than the sum of its proper divisors (34122208879).

2013210320321 is an equidigital number, since it uses as much as digits as its factorization.

2013210320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34122208878.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2013210320321 its reverse (1230230123102), we get a palindrome (3243440443423).

The spelling of 2013210320321 in words is "two trillion, thirteen billion, two hundred ten million, three hundred twenty thousand, three hundred twenty-one".