112103421 has 16 divisors (see below), whose sum is σ = 153650880. Its totient is φ = 72673920.

The previous prime is 112103419. The next prime is 112103429. The reversal of 112103421 is 124301211.

It is not a de Polignac number, because 112103421 - 2¹ = 112103419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112103421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112103429) 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, 12846 + ... + 19728.

It is an arithmetic number, because the mean of its divisors is an integer number (9603180).

Almost surely, 2^112103421 is an apocalyptic number.

It is an amenable number.

112103421 is a deficient number, since it is larger than the sum of its proper divisors (41547459).

112103421 is an equidigital number, since it uses as much as digits as its factorization.

112103421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 112103421 is about 10587.8902997717. The cubic root of 112103421 is about 482.1767758352.

Adding to 112103421 its reverse (124301211), we get a palindrome (236404632).

The spelling of 112103421 in words is "one hundred twelve million, one hundred three thousand, four hundred twenty-one".