11123302120111 has 2 divisors, whose sum is σ = 11123302120112. Its totient is φ = 11123302120110.

The previous prime is 11123302120057. The next prime is 11123302120193. The reversal of 11123302120111 is 11102120332111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123302120111 - 2⁹ = 11123302119599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123302130111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561651060055 + 5561651060056.

It is an arithmetic number, because the mean of its divisors is an integer number (5561651060056).

Almost surely, 2^{11123302120111} is an apocalyptic number.

11123302120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123302120111 is an equidigital number, since it uses as much as digits as its factorization.

11123302120111 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 19.

Adding to 11123302120111 its reverse (11102120332111), we get a palindrome (22225422452222).

The spelling of 11123302120111 in words is "eleven trillion, one hundred twenty-three billion, three hundred two million, one hundred twenty thousand, one hundred eleven".