122001100111201 has 16 divisors (see below), whose sum is σ = 124922267737344. Its totient is φ = 119083759409664.

The previous prime is 122001100111193. The next prime is 122001100111229. The reversal of 122001100111201 is 102111001100221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122001100111201 - 2³ = 122001100111193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122001100111601) 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 15 ways as a sum of consecutive naturals, for example, 972421791 + ... + 972547243.

It is an arithmetic number, because the mean of its divisors is an integer number (7807641733584).

Almost surely, 2^{122001100111201} is an apocalyptic number.

It is an amenable number.

122001100111201 is a deficient number, since it is larger than the sum of its proper divisors (2921167626143).

122001100111201 is a wasteful number, since it uses less digits than its factorization.

122001100111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140520.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 122001100111201 its reverse (102111001100221), we get a palindrome (224112101211422).

The spelling of 122001100111201 in words is "one hundred twenty-two trillion, one billion, one hundred million, one hundred eleven thousand, two hundred one".