112442131123 has 16 divisors (see below), whose sum is σ = 132125414400. Its totient is φ = 93681230400.

The previous prime is 112442131103. The next prime is 112442131133. The reversal of 112442131123 is 321131244211.

It is a cyclic number.

It is not a de Polignac number, because 112442131123 - 2¹³ = 112442122931 is a prime.

It is a super-2 number, since 2×112442131123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112442131103) 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 15 ways as a sum of consecutive naturals, for example, 645073 + ... + 800626.

It is an arithmetic number, because the mean of its divisors is an integer number (8257838400).

Almost surely, 2^112442131123 is an apocalyptic number.

112442131123 is a deficient number, since it is larger than the sum of its proper divisors (19683283277).

112442131123 is a wasteful number, since it uses less digits than its factorization.

112442131123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446018.

The product of its digits is 1152, while the sum is 25.

Adding to 112442131123 its reverse (321131244211), we get a palindrome (433573375334).

The spelling of 112442131123 in words is "one hundred twelve billion, four hundred forty-two million, one hundred thirty-one thousand, one hundred twenty-three".