223322221211 has 2 divisors, whose sum is σ = 223322221212. Its totient is φ = 223322221210.

The previous prime is 223322221181. The next prime is 223322221231. The reversal of 223322221211 is 112122223322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223322221211 - 2²⁶ = 223255112347 is a prime.

It is a super-2 number, since 2×223322221211² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (223322221231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111661110605 + 111661110606.

It is an arithmetic number, because the mean of its divisors is an integer number (111661110606).

Almost surely, 2^223322221211 is an apocalyptic number.

223322221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

223322221211 is an equidigital number, since it uses as much as digits as its factorization.

223322221211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

Adding to 223322221211 its reverse (112122223322), we get a palindrome (335444444533).

The spelling of 223322221211 in words is "two hundred twenty-three billion, three hundred twenty-two million, two hundred twenty-one thousand, two hundred eleven".