222021202211 has 8 divisors (see below), whose sum is σ = 226473669360. Its totient is φ = 217578490272.

The previous prime is 222021202187. The next prime is 222021202213. The reversal of 222021202211 is 112202120222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222021202211 - 2¹⁰ = 222021201187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222021202211.

It is not an unprimeable number, because it can be changed into a prime (222021202213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2392820 + ... + 2483873.

It is an arithmetic number, because the mean of its divisors is an integer number (28309208670).

Almost surely, 2^222021202211 is an apocalyptic number.

222021202211 is a deficient number, since it is larger than the sum of its proper divisors (4452467149).

222021202211 is an equidigital number, since it uses as much as digits as its factorization.

222021202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4877605.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222021202211 its reverse (112202120222), we get a palindrome (334223322433).

It can be divided in two parts, 22202120221 and 1, that added together give a palindrome (22202120222).

The spelling of 222021202211 in words is "two hundred twenty-two billion, twenty-one million, two hundred two thousand, two hundred eleven".