223222212211 has 4 divisors (see below), whose sum is σ = 223394320072. Its totient is φ = 223050104352.

The previous prime is 223222212131. The next prime is 223222212229. The reversal of 223222212211 is 112212222322.

It is a happy number.

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 223222212211 - 2¹⁵ = 223222179443 is a prime.

It is a super-3 number, since 3×223222212211³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223222212251) 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, 86051985 + ... + 86054578.

It is an arithmetic number, because the mean of its divisors is an integer number (55848580018).

Almost surely, 2^223222212211 is an apocalyptic number.

223222212211 is a deficient number, since it is larger than the sum of its proper divisors (172107861).

223222212211 is a wasteful number, since it uses less digits than its factorization.

223222212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172107860.

The product of its digits is 768, while the sum is 22.

Adding to 223222212211 its reverse (112212222322), we get a palindrome (335434434533).

The spelling of 223222212211 in words is "two hundred twenty-three billion, two hundred twenty-two million, two hundred twelve thousand, two hundred eleven".