122102100200 has 48 divisors (see below), whose sum is σ = 284495496480. Its totient is φ = 48736218560.

The previous prime is 122102100199. The next prime is 122102100209. The reversal of 122102100200 is 2001201221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122102100209) 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 in 11 ways as a sum of consecutive naturals, for example, 560252 + ... + 747051.

It is an arithmetic number, because the mean of its divisors is an integer number (5926989510).

Almost surely, 2^122102100200 is an apocalyptic number.

122102100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122102100200 is an abundant number, since it is smaller than the sum of its proper divisors (162393396280).

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

122102100200 is a wasteful number, since it uses less digits than its factorization.

122102100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307786 (or 1307777 counting only the distinct ones).

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

Adding to 122102100200 its reverse (2001201221), we get a palindrome (124103301421).

The spelling of 122102100200 in words is "one hundred twenty-two billion, one hundred two million, one hundred thousand, two hundred".