122001100100120 has 32 divisors (see below), whose sum is σ = 275472448661520. Its totient is φ = 48628000318080.

The previous prime is 122001100100093. The next prime is 122001100100141. The reversal of 122001100100120 is 21001001100221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5388729851 + ... + 5388752490.

Almost surely, 2^{122001100100120} is an apocalyptic number.

122001100100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001100100120 is an abundant number, since it is smaller than the sum of its proper divisors (153471348561400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001100100120 is a wasteful number, since it uses less digits than its factorization.

122001100100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10777482635 (or 10777482631 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 122001100100120 its reverse (21001001100221), we get a palindrome (143002101200341).

The spelling of 122001100100120 in words is "one hundred twenty-two trillion, one billion, one hundred million, one hundred thousand, one hundred twenty".