12201012102011 has 4 divisors (see below), whose sum is σ = 12201128249232. Its totient is φ = 12200895954792.

The previous prime is 12201012102007. The next prime is 12201012102049. The reversal of 12201012102011 is 11020121010221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12201012102011 - 2² = 12201012102007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201012102061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57915896 + ... + 58126181.

It is an arithmetic number, because the mean of its divisors is an integer number (3050282062308).

Almost surely, 2^{12201012102011} is an apocalyptic number.

12201012102011 is a deficient number, since it is larger than the sum of its proper divisors (116147221).

12201012102011 is a wasteful number, since it uses less digits than its factorization.

12201012102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116147220.

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

Adding to 12201012102011 its reverse (11020121010221), we get a palindrome (23221133112232).

The spelling of 12201012102011 in words is "twelve trillion, two hundred one billion, twelve million, one hundred two thousand, eleven".