112320131 has 8 divisors (see below), whose sum is σ = 140035584. Its totient is φ = 87522120.

The previous prime is 112320127. The next prime is 112320137. The reversal of 112320131 is 131023211.

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

It is not a de Polignac number, because 112320131 - 2² = 112320127 is a prime.

It is a super-2 number, since 2×112320131² = 25231623655714322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112320137) 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, 729275 + ... + 729428.

It is an arithmetic number, because the mean of its divisors is an integer number (17504448).

Almost surely, 2^112320131 is an apocalyptic number.

112320131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112320131 is a deficient number, since it is larger than the sum of its proper divisors (27715453).

112320131 is a wasteful number, since it uses less digits than its factorization.

112320131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458721.

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

The square root of 112320131 is about 10598.1192199371. The cubic root of 112320131 is about 482.4872786072.

Adding to 112320131 its reverse (131023211), we get a palindrome (243343342).

The spelling of 112320131 in words is "one hundred twelve million, three hundred twenty thousand, one hundred thirty-one".