12210011100073 has 2 divisors, whose sum is σ = 12210011100074. Its totient is φ = 12210011100072.

The previous prime is 12210011099977. The next prime is 12210011100127. The reversal of 12210011100073 is 37000111001221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9542890970649 + 2667120129424 = 3089157^2 + 1633132^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210011100073 - 2³⁷ = 12072572146601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12210011100073.

It is not a weakly prime, because it can be changed into another prime (12210011100773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105005550036 + 6105005550037.

It is an arithmetic number, because the mean of its divisors is an integer number (6105005550037).

Almost surely, 2^{12210011100073} is an apocalyptic number.

It is an amenable number.

12210011100073 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210011100073 is an equidigital number, since it uses as much as digits as its factorization.

12210011100073 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 19.

Adding to 12210011100073 its reverse (37000111001221), we get a palindrome (49210122101294).

The spelling of 12210011100073 in words is "twelve trillion, two hundred ten billion, eleven million, one hundred thousand, seventy-three".