211122012001073 has 2 divisors, whose sum is σ = 211122012001074. Its totient is φ = 211122012001072.

The previous prime is 211122012001057. The next prime is 211122012001171. The reversal of 211122012001073 is 370100210221112.

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., 211098611568289 + 23400432784 = 14529233^2 + 152972^2 .

It is a cyclic number.

It is not a de Polignac number, because 211122012001073 - 2⁴ = 211122012001057 is a prime.

It is not a weakly prime, because it can be changed into another prime (211122012001673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105561006000536 + 105561006000537.

It is an arithmetic number, because the mean of its divisors is an integer number (105561006000537).

Almost surely, 2^{211122012001073} is an apocalyptic number.

It is an amenable number.

211122012001073 is a deficient number, since it is larger than the sum of its proper divisors (1).

211122012001073 is an equidigital number, since it uses as much as digits as its factorization.

211122012001073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 211122012001073 its reverse (370100210221112), we get a palindrome (581222222222185).

The spelling of 211122012001073 in words is "two hundred eleven trillion, one hundred twenty-two billion, twelve million, one thousand, seventy-three".