12122120200100 has 36 divisors (see below), whose sum is σ = 26451956185200. Its totient is φ = 4821759536160.

The previous prime is 12122120200051. The next prime is 12122120200111. The reversal of 12122120200100 is 100202122121.

12122120200100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 338588810 + ... + 338624609.

It is an arithmetic number, because the mean of its divisors is an integer number (734776560700).

Almost surely, 2^{12122120200100} is an apocalyptic number.

12122120200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122120200100 is an abundant number, since it is smaller than the sum of its proper divisors (14329835985100).

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

12122120200100 is a wasteful number, since it uses less digits than its factorization.

12122120200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677213612 (or 677213605 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12122120200100 its reverse (100202122121), we get a palindrome (12222322322221).

The spelling of 12122120200100 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty million, two hundred thousand, one hundred".