122002112109971 has 2 divisors, whose sum is σ = 122002112109972. Its totient is φ = 122002112109970.

The previous prime is 122002112109961. The next prime is 122002112109973. The reversal of 122002112109971 is 179901211200221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122002112109971 - 2³⁰ = 122001038368147 is a prime.

Together with 122002112109973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122002112109973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61001056054985 + 61001056054986.

It is an arithmetic number, because the mean of its divisors is an integer number (61001056054986).

Almost surely, 2^{122002112109971} is an apocalyptic number.

122002112109971 is a deficient number, since it is larger than the sum of its proper divisors (1).

122002112109971 is an equidigital number, since it uses as much as digits as its factorization.

122002112109971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 122002112109971 in words is "one hundred twenty-two trillion, two billion, one hundred twelve million, one hundred nine thousand, nine hundred seventy-one".