112143441321 has 24 divisors (see below), whose sum is σ = 163615355904. Its totient is φ = 74012369760.

The previous prime is 112143441313. The next prime is 112143441329. The reversal of 112143441321 is 123144341211.

It is a happy number.

112143441321 is a `hidden beast` number, since 1 + 1 + 214 + 3 + 441 + 3 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (112143441313) and next prime (112143441329).

It is not a de Polignac number, because 112143441321 - 2³ = 112143441313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112143441329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420510 + ... + 633336.

It is an arithmetic number, because the mean of its divisors is an integer number (6817306496).

Almost surely, 2^112143441321 is an apocalyptic number.

It is an amenable number.

112143441321 is a deficient number, since it is larger than the sum of its proper divisors (51471914583).

112143441321 is a wasteful number, since it uses less digits than its factorization.

112143441321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213421 (or 213418 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 112143441321 its reverse (123144341211), we get a palindrome (235287782532).

The spelling of 112143441321 in words is "one hundred twelve billion, one hundred forty-three million, four hundred forty-one thousand, three hundred twenty-one".