122001221000011 has 4 divisors (see below), whose sum is σ = 122731767233712. Its totient is φ = 121270674766312.

The previous prime is 122001220999979. The next prime is 122001221000027. The reversal of 122001221000011 is 110000122100221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122001221000011 - 2⁵ = 122001220999979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122001220999955 and 122001221000000.

It is not an unprimeable number, because it can be changed into a prime (122001201000011) 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 in 3 ways as a sum of consecutive naturals, for example, 365273116600 + ... + 365273116933.

It is an arithmetic number, because the mean of its divisors is an integer number (30682941808428).

Almost surely, 2^{122001221000011} is an apocalyptic number.

122001221000011 is a deficient number, since it is larger than the sum of its proper divisors (730546233701).

122001221000011 is an equidigital number, since it uses as much as digits as its factorization.

122001221000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730546233700.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122001221000011 its reverse (110000122100221), we get a palindrome (232001343100232).

The spelling of 122001221000011 in words is "one hundred twenty-two trillion, one billion, two hundred twenty-one million, eleven", and thus it is an aban number.