11121120100073 has 2 divisors, whose sum is σ = 11121120100074. Its totient is φ = 11121120100072.

The previous prime is 11121120100009. The next prime is 11121120100099. The reversal of 11121120100073 is 37000102112111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8809665099664 + 2311455000409 = 2968108^2 + 1520347^2 .

It is an emirp because it is prime and its reverse (37000102112111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11121120100073 - 2⁶ = 11121120100009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11121120100973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560560050036 + 5560560050037.

It is an arithmetic number, because the mean of its divisors is an integer number (5560560050037).

Almost surely, 2^{11121120100073} is an apocalyptic number.

It is an amenable number.

11121120100073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121120100073 is an equidigital number, since it uses as much as digits as its factorization.

11121120100073 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 11121120100073 its reverse (37000102112111), we get a palindrome (48121222212184).

The spelling of 11121120100073 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty million, one hundred thousand, seventy-three".