321101113313 has 4 divisors (see below), whose sum is σ = 321373003668. Its totient is φ = 320829222960.

The previous prime is 321101113303. The next prime is 321101113327. The reversal of 321101113313 is 313311101123.

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 290815368529 + 30285744784 = 539273^2 + 174028^2 .

It is a cyclic number.

It is not a de Polignac number, because 321101113313 - 2¹⁰ = 321101112289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321101113303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135943406 + ... + 135945767.

It is an arithmetic number, because the mean of its divisors is an integer number (80343250917).

Almost surely, 2^321101113313 is an apocalyptic number.

It is an amenable number.

321101113313 is a deficient number, since it is larger than the sum of its proper divisors (271890355).

321101113313 is a wasteful number, since it uses less digits than its factorization.

321101113313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271890354.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 321101113313 its reverse (313311101123), we get a palindrome (634412214436).

The spelling of 321101113313 in words is "three hundred twenty-one billion, one hundred one million, one hundred thirteen thousand, three hundred thirteen".