113000321 has 16 divisors (see below), whose sum is σ = 132422400. Its totient is φ = 96384960.

The previous prime is 113000299. The next prime is 113000323. The reversal of 113000321 is 123000311.

It is not a de Polignac number, because 113000321 - 2¹⁰ = 112999297 is a prime.

It is a super-2 number, since 2×113000321² = 25538145092206082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113000323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81980 + ... + 83346.

It is an arithmetic number, because the mean of its divisors is an integer number (8276400).

Almost surely, 2^113000321 is an apocalyptic number.

It is an amenable number.

113000321 is a deficient number, since it is larger than the sum of its proper divisors (19422079).

113000321 is an equidigital number, since it uses as much as digits as its factorization.

113000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1615 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 113000321 is about 10630.1609112939. The cubic root of 113000321 is about 483.4592704992.

Adding to 113000321 its reverse (123000311), we get a palindrome (236000632).

The spelling of 113000321 in words is "one hundred thirteen million, three hundred twenty-one", and thus it is an aban number.