2212243111123 has 2 divisors, whose sum is σ = 2212243111124. Its totient is φ = 2212243111122.

The previous prime is 2212243111063. The next prime is 2212243111147. The reversal of 2212243111123 is 3211113422122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212243111123 is a prime.

It is a super-2 number, since 2×2212243111123² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2212243111163) 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, 1106121555561 + 1106121555562.

It is an arithmetic number, because the mean of its divisors is an integer number (1106121555562).

Almost surely, 2^{2212243111123} is an apocalyptic number.

2212243111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212243111123 is an equidigital number, since it uses as much as digits as its factorization.

2212243111123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 2212243111123 its reverse (3211113422122), we get a palindrome (5423356533245).

The spelling of 2212243111123 in words is "two trillion, two hundred twelve billion, two hundred forty-three million, one hundred eleven thousand, one hundred twenty-three".