112031321 has 16 divisors (see below), whose sum is σ = 122204160. Its totient is φ = 102379200.

The previous prime is 112031291. The next prime is 112031323. The reversal of 112031321 is 123130211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112031321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112031296 and 112031305.

It is not an unprimeable number, because it can be changed into a prime (112031323) 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, 66536 + ... + 68198.

It is an arithmetic number, because the mean of its divisors is an integer number (7637760).

Almost surely, 2^112031321 is an apocalyptic number.

It is an amenable number.

112031321 is a deficient number, since it is larger than the sum of its proper divisors (10172839).

112031321 is a wasteful number, since it uses less digits than its factorization.

112031321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816.

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

The square root of 112031321 is about 10584.4849189746. The cubic root of 112031321 is about 482.0733820197.

Adding to 112031321 its reverse (123130211), we get a palindrome (235161532).

The spelling of 112031321 in words is "one hundred twelve million, thirty-one thousand, three hundred twenty-one".