112321331989 has 2 divisors, whose sum is σ = 112321331990. Its totient is φ = 112321331988.

The previous prime is 112321331953. The next prime is 112321332023. The reversal of 112321331989 is 989133123211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99204211089 + 13117120900 = 314967^2 + 114530^2 .

It is a cyclic number.

It is not a de Polignac number, because 112321331989 - 2⁹ = 112321331477 is a prime.

It is a super-2 number, since 2×112321331989² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112321331939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56160665994 + 56160665995.

It is an arithmetic number, because the mean of its divisors is an integer number (56160665995).

Almost surely, 2^112321331989 is an apocalyptic number.

It is an amenable number.

112321331989 is a deficient number, since it is larger than the sum of its proper divisors (1).

112321331989 is an equidigital number, since it uses as much as digits as its factorization.

112321331989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The spelling of 112321331989 in words is "one hundred twelve billion, three hundred twenty-one million, three hundred thirty-one thousand, nine hundred eighty-nine".