223103011211 has 2 divisors, whose sum is σ = 223103011212. Its totient is φ = 223103011210.

The previous prime is 223103011169. The next prime is 223103011267. The reversal of 223103011211 is 112110301322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223103011211 - 2²⁶ = 223035902347 is a prime.

It is a super-3 number, since 3×223103011211³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 223103011211.

It is not a weakly prime, because it can be changed into another prime (223103011111) 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, 111551505605 + 111551505606.

It is an arithmetic number, because the mean of its divisors is an integer number (111551505606).

Almost surely, 2^223103011211 is an apocalyptic number.

223103011211 is a deficient number, since it is larger than the sum of its proper divisors (1).

223103011211 is an equidigital number, since it uses as much as digits as its factorization.

223103011211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 223103011211 its reverse (112110301322), we get a palindrome (335213312533).

The spelling of 223103011211 in words is "two hundred twenty-three billion, one hundred three million, eleven thousand, two hundred eleven".