320213225413 has 4 divisors (see below), whose sum is σ = 320214601408. Its totient is φ = 320211849420.

The previous prime is 320213225399. The next prime is 320213225467. The reversal of 320213225413 is 314522312023.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320213225413 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 (320213223413) 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, 242973 + ... + 836338.

It is an arithmetic number, because the mean of its divisors is an integer number (80053650352).

Almost surely, 2^320213225413 is an apocalyptic number.

It is an amenable number.

320213225413 is a deficient number, since it is larger than the sum of its proper divisors (1375995).

320213225413 is a wasteful number, since it uses less digits than its factorization.

320213225413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375994.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 320213225413 its reverse (314522312023), we get a palindrome (634735537436).

The spelling of 320213225413 in words is "three hundred twenty billion, two hundred thirteen million, two hundred twenty-five thousand, four hundred thirteen".