11001100212173 has 2 divisors, whose sum is σ = 11001100212174. Its totient is φ = 11001100212172.

The previous prime is 11001100212101. The next prime is 11001100212209. The reversal of 11001100212173 is 37121200110011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9722341816489 + 1278758395684 = 3118067^2 + 1130822^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001100212173 - 2³⁸ = 10726222305229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001100214173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500550106086 + 5500550106087.

It is an arithmetic number, because the mean of its divisors is an integer number (5500550106087).

Almost surely, 2^{11001100212173} is an apocalyptic number.

It is an amenable number.

11001100212173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001100212173 is an equidigital number, since it uses as much as digits as its factorization.

11001100212173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 11001100212173 its reverse (37121200110011), we get a palindrome (48122300322184).

The spelling of 11001100212173 in words is "eleven trillion, one billion, one hundred million, two hundred twelve thousand, one hundred seventy-three".