12201131111211 has 108 divisors (see below), whose sum is σ = 22010573147472. Its totient is φ = 6488694983232.

The previous prime is 12201131111201. The next prime is 12201131111231. The reversal of 12201131111211 is 11211113110221.

12201131111211 is a `hidden beast` number, since 1 + 220 + 11 + 311 + 1 + 121 + 1 = 666.

12201131111211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12201131111211 - 2⁵ = 12201131111179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201131111201) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 7924930 + ... + 9338456.

Almost surely, 2^{12201131111211} is an apocalyptic number.

12201131111211 is a deficient number, since it is larger than the sum of its proper divisors (9809442036261).

12201131111211 is a wasteful number, since it uses less digits than its factorization.

12201131111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413630 (or 1413597 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 18.

Adding to 12201131111211 its reverse (11211113110221), we get a palindrome (23412244221432).

The spelling of 12201131111211 in words is "twelve trillion, two hundred one billion, one hundred thirty-one million, one hundred eleven thousand, two hundred eleven".