122021011199999 has 2 divisors, whose sum is σ = 122021011200000. Its totient is φ = 122021011199998.

The previous prime is 122021011199987. The next prime is 122021011200007. The reversal of 122021011199999 is 999991110120221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122021011199999 - 2¹² = 122021011195903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122021011199909) 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, 61010505599999 + 61010505600000.

It is an arithmetic number, because the mean of its divisors is an integer number (61010505600000).

Almost surely, 2^{122021011199999} is an apocalyptic number.

122021011199999 is a deficient number, since it is larger than the sum of its proper divisors (1).

122021011199999 is an equidigital number, since it uses as much as digits as its factorization.

122021011199999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 56.

The spelling of 122021011199999 in words is "one hundred twenty-two trillion, twenty-one billion, eleven million, one hundred ninety-nine thousand, nine hundred ninety-nine".