112201421 has 4 divisors (see below), whose sum is σ = 114103200. Its totient is φ = 110299644.

The previous prime is 112201373. The next prime is 112201433. The reversal of 112201421 is 124102211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112201421 - 2²⁶ = 45092557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112201396 and 112201405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112201451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950801 + ... + 950918.

It is an arithmetic number, because the mean of its divisors is an integer number (28525800).

Almost surely, 2^112201421 is an apocalyptic number.

It is an amenable number.

112201421 is a deficient number, since it is larger than the sum of its proper divisors (1901779).

112201421 is an equidigital number, since it uses as much as digits as its factorization.

112201421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901778.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 112201421 is about 10592.5172173568. The cubic root of 112201421 is about 482.3172400625.

Adding to 112201421 its reverse (124102211), we get a palindrome (236303632).

The spelling of 112201421 in words is "one hundred twelve million, two hundred one thousand, four hundred twenty-one".