11011212193 has 2 divisors, whose sum is σ = 11011212194. Its totient is φ = 11011212192.

The previous prime is 11011212169. The next prime is 11011212221. The reversal of 11011212193 is 39121211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6990130449 + 4021081744 = 83607^2 + 63412^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011212193 - 2⁵ = 11011212161 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011212133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505606096 + 5505606097.

It is an arithmetic number, because the mean of its divisors is an integer number (5505606097).

Almost surely, 2^11011212193 is an apocalyptic number.

It is an amenable number.

11011212193 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011212193 is an equidigital number, since it uses as much as digits as its factorization.

11011212193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 11011212193 in words is "eleven billion, eleven million, two hundred twelve thousand, one hundred ninety-three".