222001222211 has 8 divisors (see below), whose sum is σ = 229662148800. Its totient is φ = 214340676480.

The previous prime is 222001222189. The next prime is 222001222213. The reversal of 222001222211 is 112222100222.

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 222001222211 - 2²² = 221997027907 is a prime.

It is a super-3 number, since 3×222001222211³ (a number of 35 digits) contains 333 as substring.

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 222001222211.

It is not an unprimeable number, because it can be changed into a prime (222001222213) 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, 1606331 + ... + 1739051.

It is an arithmetic number, because the mean of its divisors is an integer number (28707768600).

Almost surely, 2^222001222211 is an apocalyptic number.

222001222211 is a deficient number, since it is larger than the sum of its proper divisors (7660926589).

222001222211 is a wasteful number, since it uses less digits than its factorization.

222001222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190429.

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

Adding to 222001222211 its reverse (112222100222), we get a palindrome (334223322433).

The spelling of 222001222211 in words is "two hundred twenty-two billion, one million, two hundred twenty-two thousand, two hundred eleven".