122001102019 has 2 divisors, whose sum is σ = 122001102020. Its totient is φ = 122001102018.

The previous prime is 122001102017. The next prime is 122001102077. The reversal of 122001102019 is 910201100221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122001102019 - 2¹ = 122001102017 is a prime.

It is a super-2 number, since 2×122001102019² (a number of 23 digits) contains 22 as substring.

Together with 122001102017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 122001101987 and 122001102005.

It is not a weakly prime, because it can be changed into another prime (122001102017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000551009 + 61000551010.

It is an arithmetic number, because the mean of its divisors is an integer number (61000551010).

Almost surely, 2^122001102019 is an apocalyptic number.

122001102019 is a deficient number, since it is larger than the sum of its proper divisors (1).

122001102019 is an equidigital number, since it uses as much as digits as its factorization.

122001102019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 122001102019 in words is "one hundred twenty-two billion, one million, one hundred two thousand, nineteen".