112311321 has 8 divisors (see below), whose sum is σ = 149808384. Its totient is φ = 74844240.

The previous prime is 112311289. The next prime is 112311347. The reversal of 112311321 is 123113211.

It is a happy number.

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

It is not a de Polignac number, because 112311321 - 2⁵ = 112311289 is a prime.

It is a super-2 number, since 2×112311321² = 25227665649530082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112311321.

It is not an unprimeable number, because it can be changed into a prime (112311371) 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, 3591 + ... + 15411.

It is an arithmetic number, because the mean of its divisors is an integer number (18726048).

Almost surely, 2^112311321 is an apocalyptic number.

It is an amenable number.

112311321 is a deficient number, since it is larger than the sum of its proper divisors (37497063).

112311321 is a wasteful number, since it uses less digits than its factorization.

112311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14991.

The product of its digits is 36, while the sum is 15.

The square root of 112311321 is about 10597.7035720009. The cubic root of 112311321 is about 482.4746634033.

Adding to 112311321 its reverse (123113211), we get a palindrome (235424532).

The spelling of 112311321 in words is "one hundred twelve million, three hundred eleven thousand, three hundred twenty-one".