112054145123 has 4 divisors (see below), whose sum is σ = 112176076560. Its totient is φ = 111932213688.

The previous prime is 112054145113. The next prime is 112054145129. The reversal of 112054145123 is 321541450211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112054145123 - 2¹⁰ = 112054144099 is a prime.

It is a super-2 number, since 2×112054145123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112054145129) 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 3 ways as a sum of consecutive naturals, for example, 60964340 + ... + 60966177.

It is an arithmetic number, because the mean of its divisors is an integer number (28044019140).

Almost surely, 2^112054145123 is an apocalyptic number.

112054145123 is a deficient number, since it is larger than the sum of its proper divisors (121931437).

112054145123 is an equidigital number, since it uses as much as digits as its factorization.

112054145123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121931436.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 112054145123 its reverse (321541450211), we get a palindrome (433595595334).

The spelling of 112054145123 in words is "one hundred twelve billion, fifty-four million, one hundred forty-five thousand, one hundred twenty-three".