12122211012071 has 2 divisors, whose sum is σ = 12122211012072. Its totient is φ = 12122211012070.

The previous prime is 12122211012019. The next prime is 12122211012103. The reversal of 12122211012071 is 17021011222121.

12122211012071 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 an emirp because it is prime and its reverse (17021011222121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12122211012071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12122211912071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061105506035 + 6061105506036.

It is an arithmetic number, because the mean of its divisors is an integer number (6061105506036).

Almost surely, 2^{12122211012071} is an apocalyptic number.

12122211012071 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122211012071 is an equidigital number, since it uses as much as digits as its factorization.

12122211012071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 12122211012071 its reverse (17021011222121), we get a palindrome (29143222234192).

The spelling of 12122211012071 in words is "twelve trillion, one hundred twenty-two billion, two hundred eleven million, twelve thousand, seventy-one".