11111012222113 has 2 divisors, whose sum is σ = 11111012222114. Its totient is φ = 11111012222112.

The previous prime is 11111012222077. The next prime is 11111012222159. The reversal of 11111012222113 is 31122221011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11078060170384 + 32952051729 = 3328372^2 + 181527^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111012222113 - 2¹⁷ = 11111012091041 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111015222113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555506111056 + 5555506111057.

It is an arithmetic number, because the mean of its divisors is an integer number (5555506111057).

Almost surely, 2^{11111012222113} is an apocalyptic number.

It is an amenable number.

11111012222113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111012222113 is an equidigital number, since it uses as much as digits as its factorization.

11111012222113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 11111012222113 its reverse (31122221011111), we get a palindrome (42233233233224).

The spelling of 11111012222113 in words is "eleven trillion, one hundred eleven billion, twelve million, two hundred twenty-two thousand, one hundred thirteen".