112221201221223 has 4 divisors (see below), whose sum is σ = 149628268294968. Its totient is φ = 74814134147480.

The previous prime is 112221201221219. The next prime is 112221201221303. The reversal of 112221201221223 is 322122102122211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112221201221223 - 2² = 112221201221219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112221201221193 and 112221201221202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221201221023) 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, 18703533536868 + ... + 18703533536873.

It is an arithmetic number, because the mean of its divisors is an integer number (37407067073742).

Almost surely, 2^{112221201221223} is an apocalyptic number.

112221201221223 is a deficient number, since it is larger than the sum of its proper divisors (37407067073745).

112221201221223 is an equidigital number, since it uses as much as digits as its factorization.

112221201221223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37407067073744.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 112221201221223 its reverse (322122102122211), we get a palindrome (434343303343434).

The spelling of 112221201221223 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred one million, two hundred twenty-one thousand, two hundred twenty-three".