321300203113 has 4 divisors (see below), whose sum is σ = 323346701380. Its totient is φ = 319253704848.

The previous prime is 321300203017. The next prime is 321300203117. The reversal of 321300203113 is 311302003123.

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 46921191769 + 274379011344 = 216613^2 + 523812^2 .

It is a cyclic number.

It is not a de Polignac number, because 321300203113 - 2³⁷ = 183861249641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321300203117) 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, 1023248898 + ... + 1023249211.

It is an arithmetic number, because the mean of its divisors is an integer number (80836675345).

Almost surely, 2^321300203113 is an apocalyptic number.

It is an amenable number.

321300203113 is a deficient number, since it is larger than the sum of its proper divisors (2046498267).

321300203113 is a wasteful number, since it uses less digits than its factorization.

321300203113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046498266.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 321300203113 its reverse (311302003123), we get a palindrome (632602206236).

The spelling of 321300203113 in words is "three hundred twenty-one billion, three hundred million, two hundred three thousand, one hundred thirteen".