2211210111073 has 2 divisors, whose sum is σ = 2211210111074. Its totient is φ = 2211210111072.

The previous prime is 2211210111041. The next prime is 2211210111157. The reversal of 2211210111073 is 3701110121122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1603282699264 + 607927411809 = 1266208^2 + 779697^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211210111073 - 2⁵ = 2211210111041 is a prime.

It is a super-2 number, since 2×2211210111073² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2211210115073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105605055536 + 1105605055537.

It is an arithmetic number, because the mean of its divisors is an integer number (1105605055537).

Almost surely, 2^{2211210111073} is an apocalyptic number.

It is an amenable number.

2211210111073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211210111073 is an equidigital number, since it uses as much as digits as its factorization.

2211210111073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 2211210111073 its reverse (3701110121122), we get a palindrome (5912320232195).

The spelling of 2211210111073 in words is "two trillion, two hundred eleven billion, two hundred ten million, one hundred eleven thousand, seventy-three".