222452211 has 4 divisors (see below), whose sum is σ = 296602952. Its totient is φ = 148301472.

The previous prime is 222452179. The next prime is 222452213. The reversal of 222452211 is 112254222.

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

It is not a de Polignac number, because 222452211 - 2⁵ = 222452179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222452213) 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, 37075366 + ... + 37075371.

It is an arithmetic number, because the mean of its divisors is an integer number (74150738).

Almost surely, 2^222452211 is an apocalyptic number.

222452211 is a deficient number, since it is larger than the sum of its proper divisors (74150741).

222452211 is an equidigital number, since it uses as much as digits as its factorization.

222452211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74150740.

The product of its digits is 640, while the sum is 21.

The square root of 222452211 is about 14914.8319132332. The cubic root of 222452211 is about 605.9157509037.

The spelling of 222452211 in words is "two hundred twenty-two million, four hundred fifty-two thousand, two hundred eleven".