12122351151971 has 2 divisors, whose sum is σ = 12122351151972. Its totient is φ = 12122351151970.

The previous prime is 12122351151961. The next prime is 12122351152001. The reversal of 12122351151971 is 17915115322121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12122351151971 - 2¹⁸ = 12122350889827 is a prime.

It is a super-5 number, since 5×12122351151971⁵ (a number of 67 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (12122351151961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061175575985 + 6061175575986.

It is an arithmetic number, because the mean of its divisors is an integer number (6061175575986).

Almost surely, 2^{12122351151971} is an apocalyptic number.

12122351151971 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122351151971 is an equidigital number, since it uses as much as digits as its factorization.

12122351151971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 41.

The spelling of 12122351151971 in words is "twelve trillion, one hundred twenty-two billion, three hundred fifty-one million, one hundred fifty-one thousand, nine hundred seventy-one".