11210111011993 has 2 divisors, whose sum is σ = 11210111011994. Its totient is φ = 11210111011992.

The previous prime is 11210111011949. The next prime is 11210111012081. The reversal of 11210111011993 is 39911011101211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11209720040464 + 390971529 = 3348092^2 + 19773^2 .

It is a cyclic number.

It is not a de Polignac number, because 11210111011993 - 2²⁹ = 11209574141081 is a prime.

It is not a weakly prime, because it can be changed into another prime (11210111011933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605055505996 + 5605055505997.

It is an arithmetic number, because the mean of its divisors is an integer number (5605055505997).

Almost surely, 2^{11210111011993} is an apocalyptic number.

It is an amenable number.

11210111011993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11210111011993 is an equidigital number, since it uses as much as digits as its factorization.

11210111011993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 31.

The spelling of 11210111011993 in words is "eleven trillion, two hundred ten billion, one hundred eleven million, eleven thousand, nine hundred ninety-three".