113113202321 has 8 divisors (see below), whose sum is σ = 129275466240. Its totient is φ = 96951747168.

The previous prime is 113113202297. The next prime is 113113202351. The reversal of 113113202321 is 123202311311.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113113202321 is a prime.

It is a super-2 number, since 2×113113202321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113113202293 and 113113202302.

It is not an unprimeable number, because it can be changed into a prime (113113202351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135005 + ... + 494421.

It is an arithmetic number, because the mean of its divisors is an integer number (16159433280).

Almost surely, 2^113113202321 is an apocalyptic number.

It is an amenable number.

113113202321 is a deficient number, since it is larger than the sum of its proper divisors (16162263919).

113113202321 is an equidigital number, since it uses as much as digits as its factorization.

113113202321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404383.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113113202321 its reverse (123202311311), we get a palindrome (236315513632).

The spelling of 113113202321 in words is "one hundred thirteen billion, one hundred thirteen million, two hundred two thousand, three hundred twenty-one".