11211101110073 has 2 divisors, whose sum is σ = 11211101110074. Its totient is φ = 11211101110072.

The previous prime is 11211101110051. The next prime is 11211101110243. The reversal of 11211101110073 is 37001110111211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9899405054224 + 1311696055849 = 3146332^2 + 1145293^2 .

It is an emirp because it is prime and its reverse (37001110111211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11211101110073 - 2⁶ = 11211101110009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11211101110043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605550555036 + 5605550555037.

It is an arithmetic number, because the mean of its divisors is an integer number (5605550555037).

Almost surely, 2^{11211101110073} is an apocalyptic number.

It is an amenable number.

11211101110073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211101110073 is an equidigital number, since it uses as much as digits as its factorization.

11211101110073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 20.

Adding to 11211101110073 its reverse (37001110111211), we get a palindrome (48212211221284).

The spelling of 11211101110073 in words is "eleven trillion, two hundred eleven billion, one hundred one million, one hundred ten thousand, seventy-three".