122011091099 has 2 divisors, whose sum is σ = 122011091100. Its totient is φ = 122011091098.

The previous prime is 122011091093. The next prime is 122011091101. The reversal of 122011091099 is 990190110221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122011091099 is a prime.

Together with 122011091101, 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 (122011091093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61005545549 + 61005545550.

It is an arithmetic number, because the mean of its divisors is an integer number (61005545550).

Almost surely, 2^122011091099 is an apocalyptic number.

122011091099 is a deficient number, since it is larger than the sum of its proper divisors (1).

122011091099 is an equidigital number, since it uses as much as digits as its factorization.

122011091099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 122011091099 in words is "one hundred twenty-two billion, eleven million, ninety-one thousand, ninety-nine".