122021199999967 has 2 divisors, whose sum is σ = 122021199999968. Its totient is φ = 122021199999966.

The previous prime is 122021199999929. The next prime is 122021200000001. The reversal of 122021199999967 is 769999991120221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122021199999967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122021199999893 and 122021199999902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122021199999667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010599999983 + 61010599999984.

It is an arithmetic number, because the mean of its divisors is an integer number (61010599999984).

Almost surely, 2^{122021199999967} is an apocalyptic number.

122021199999967 is a deficient number, since it is larger than the sum of its proper divisors (1).

122021199999967 is an equidigital number, since it uses as much as digits as its factorization.

122021199999967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 178564176, while the sum is 76.

The spelling of 122021199999967 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred sixty-seven".