112003532421 has 32 divisors (see below), whose sum is σ = 172126425600. Its totient is φ = 64069087680.

The previous prime is 112003532413. The next prime is 112003532447. The reversal of 112003532421 is 124235300211.

It is not a de Polignac number, because 112003532421 - 2³ = 112003532413 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112003532391 and 112003532400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112003534421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163371 + ... + 500696.

It is an arithmetic number, because the mean of its divisors is an integer number (5378950800).

Almost surely, 2^112003532421 is an apocalyptic number.

112003532421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112003532421 is a deficient number, since it is larger than the sum of its proper divisors (60122893179).

112003532421 is a wasteful number, since it uses less digits than its factorization.

112003532421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664369.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 112003532421 its reverse (124235300211), we get a palindrome (236238832632).

The spelling of 112003532421 in words is "one hundred twelve billion, three million, five hundred thirty-two thousand, four hundred twenty-one".