112043353521 has 16 divisors (see below), whose sum is σ = 163238040000. Its totient is φ = 67794275520.

The previous prime is 112043353511. The next prime is 112043353529. The reversal of 112043353521 is 125353340211.

It is not a de Polignac number, because 112043353521 - 2³¹ = 109895869873 is a prime.

It is a super-3 number, since 3×112043353521³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (112043353529) 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 in 15 ways as a sum of consecutive naturals, for example, 2749146 + ... + 2789603.

It is an arithmetic number, because the mean of its divisors is an integer number (10202377500).

Almost surely, 2^112043353521 is an apocalyptic number.

112043353521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112043353521 is a deficient number, since it is larger than the sum of its proper divisors (51194686479).

112043353521 is a wasteful number, since it uses less digits than its factorization.

112043353521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5539376.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 112043353521 its reverse (125353340211), we get a palindrome (237396693732).

It can be divided in two parts, 112043 and 353521, that added together give a palindrome (465564).

The spelling of 112043353521 in words is "one hundred twelve billion, forty-three million, three hundred fifty-three thousand, five hundred twenty-one".