12201120211100 has 18 divisors (see below), whose sum is σ = 26476430858304. Its totient is φ = 4880448084400.

The previous prime is 12201120211087. The next prime is 12201120211199. The reversal of 12201120211100 is 111202110221.

12201120211100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61005600956 + ... + 61005601155.

Almost surely, 2^{12201120211100} is an apocalyptic number.

12201120211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201120211100 is an abundant number, since it is smaller than the sum of its proper divisors (14275310647204).

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

12201120211100 is a wasteful number, since it uses less digits than its factorization.

12201120211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122011202125 (or 122011202118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12201120211100 its reverse (111202110221), we get a palindrome (12312322321321).

The spelling of 12201120211100 in words is "twelve trillion, two hundred one billion, one hundred twenty million, two hundred eleven thousand, one hundred".