12201001201100 has 36 divisors (see below), whose sum is σ = 26570393922408. Its totient is φ = 4863032496000.

The previous prime is 12201001201091. The next prime is 12201001201189. The reversal of 12201001201100 is 110210010221.

12201001201100 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, 217071566 + ... + 217127765.

Almost surely, 2^{12201001201100} is an apocalyptic number.

12201001201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201001201100 is an abundant number, since it is smaller than the sum of its proper divisors (14369392721308).

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

12201001201100 is a wasteful number, since it uses less digits than its factorization.

12201001201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434199626 (or 434199619 counting only the distinct ones).

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

Adding to 12201001201100 its reverse (110210010221), we get a palindrome (12311211211321).

The spelling of 12201001201100 in words is "twelve trillion, two hundred one billion, one million, two hundred one thousand, one hundred".