222112301 has 4 divisors (see below), whose sum is σ = 222487452. Its totient is φ = 221737152.

The previous prime is 222112291. The next prime is 222112307. The reversal of 222112301 is 103211222.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 97812100 + 124300201 = 9890^2 + 11149^2 .

It is a cyclic number.

It is not a de Polignac number, because 222112301 - 2¹⁰ = 222111277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112307) 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, 186686 + ... + 187871.

It is an arithmetic number, because the mean of its divisors is an integer number (55621863).

Almost surely, 2^222112301 is an apocalyptic number.

It is an amenable number.

222112301 is a deficient number, since it is larger than the sum of its proper divisors (375151).

222112301 is an equidigital number, since it uses as much as digits as its factorization.

222112301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375150.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 222112301 is about 14903.4325240865. The cubic root of 222112301 is about 605.6069777479.

Adding to 222112301 its reverse (103211222), we get a palindrome (325323523).

The spelling of 222112301 in words is "two hundred twenty-two million, one hundred twelve thousand, three hundred one".