11010323200021 has 2 divisors, whose sum is σ = 11010323200022. Its totient is φ = 11010323200020.

The previous prime is 11010323199983. The next prime is 11010323200043. The reversal of 11010323200021 is 12000232301011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5756880422500 + 5253442777521 = 2399350^2 + 2292039^2 .

It is an emirp because it is prime and its reverse (12000232301011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11010323200021 - 2⁷ = 11010323199893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11010323199968 and 11010323200004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11010323200621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505161600010 + 5505161600011.

It is an arithmetic number, because the mean of its divisors is an integer number (5505161600011).

Almost surely, 2^{11010323200021} is an apocalyptic number.

It is an amenable number.

11010323200021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010323200021 is an equidigital number, since it uses as much as digits as its factorization.

11010323200021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11010323200021 its reverse (12000232301011), we get a palindrome (23010555501032).

The spelling of 11010323200021 in words is "eleven trillion, ten billion, three hundred twenty-three million, two hundred thousand, twenty-one".