12201110021071 has 2 divisors, whose sum is σ = 12201110021072. Its totient is φ = 12201110021070.

The previous prime is 12201110021029. The next prime is 12201110021081. The reversal of 12201110021071 is 17012001110221.

12201110021071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12201110021071 - 2⁷ = 12201110020943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201110021081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100555010535 + 6100555010536.

It is an arithmetic number, because the mean of its divisors is an integer number (6100555010536).

Almost surely, 2^{12201110021071} is an apocalyptic number.

12201110021071 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201110021071 is an equidigital number, since it uses as much as digits as its factorization.

12201110021071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 12201110021071 its reverse (17012001110221), we get a palindrome (29213111131292).

The spelling of 12201110021071 in words is "twelve trillion, two hundred one billion, one hundred ten million, twenty-one thousand, seventy-one".