113210321 has 8 divisors (see below), whose sum is σ = 131576640. Its totient is φ = 95392368.

The previous prime is 113210309. The next prime is 113210329. The reversal of 113210321 is 123012311.

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-113210321 is a prime.

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 = 113210296 and 113210305.

It is not an unprimeable number, because it can be changed into a prime (113210329) 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, 136646 + ... + 137471.

It is an arithmetic number, because the mean of its divisors is an integer number (16447080).

Almost surely, 2^113210321 is an apocalyptic number.

It is an amenable number.

113210321 is a deficient number, since it is larger than the sum of its proper divisors (18366319).

113210321 is an equidigital number, since it uses as much as digits as its factorization.

113210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274183.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113210321 is about 10640.0338815250. The cubic root of 113210321 is about 483.7585723609.

Adding to 113210321 its reverse (123012311), we get a palindrome (236222632).

The spelling of 113210321 in words is "one hundred thirteen million, two hundred ten thousand, three hundred twenty-one".