122001020100200 has 48 divisors (see below), whose sum is σ = 283732796501280. Its totient is φ = 48786571520960.

The previous prime is 122001020100137. The next prime is 122001020100257. The reversal of 122001020100200 is 2001020100221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85771082 + ... + 87181881.

It is an arithmetic number, because the mean of its divisors is an integer number (5911099927110).

Almost surely, 2^{122001020100200} is an apocalyptic number.

122001020100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001020100200 is an abundant number, since it is smaller than the sum of its proper divisors (161731776401080).

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

122001020100200 is a wasteful number, since it uses less digits than its factorization.

122001020100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172956506 (or 172956497 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 122001020100200 its reverse (2001020100221), we get a palindrome (124002040200421).

The spelling of 122001020100200 in words is "one hundred twenty-two trillion, one billion, twenty million, one hundred thousand, two hundred".