112056221 has 4 divisors (see below), whose sum is σ = 112911744. Its totient is φ = 111200700.

The previous prime is 112056199. The next prime is 112056229. The reversal of 112056221 is 122650211.

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 112056221 - 2¹⁸ = 111794077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112056193 and 112056202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112056229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427565 + ... + 427826.

It is an arithmetic number, because the mean of its divisors is an integer number (28227936).

Almost surely, 2^112056221 is an apocalyptic number.

It is an amenable number.

112056221 is a deficient number, since it is larger than the sum of its proper divisors (855523).

112056221 is an equidigital number, since it uses as much as digits as its factorization.

112056221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855522.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 112056221 is about 10585.6611035872. The cubic root of 112056221 is about 482.1090944672.

The spelling of 112056221 in words is "one hundred twelve million, fifty-six thousand, two hundred twenty-one".