113320431321 has 8 divisors (see below), whose sum is σ = 152196784224. Its totient is φ = 74995516320.

The previous prime is 113320431317. The next prime is 113320431331. The reversal of 113320431321 is 123134023311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113320431321 - 2² = 113320431317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113320431291 and 113320431300.

It is not an unprimeable number, because it can be changed into a prime (113320431331) 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 7 ways as a sum of consecutive naturals, for example, 137858995 + ... + 137859816.

It is an arithmetic number, because the mean of its divisors is an integer number (19024598028).

Almost surely, 2^113320431321 is an apocalyptic number.

It is an amenable number.

113320431321 is a deficient number, since it is larger than the sum of its proper divisors (38876352903).

113320431321 is a wasteful number, since it uses less digits than its factorization.

113320431321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275718951.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 113320431321 its reverse (123134023311), we get a palindrome (236454454632).

The spelling of 113320431321 in words is "one hundred thirteen billion, three hundred twenty million, four hundred thirty-one thousand, three hundred twenty-one".