12201112020011 has 4 divisors (see below), whose sum is σ = 12201176134224. Its totient is φ = 12201047905800.

The previous prime is 12201112019977. The next prime is 12201112020023. The reversal of 12201112020011 is 11002021110221.

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 12201112020011 - 2²⁶ = 12201044911147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201112050011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31770800 + ... + 32152541.

It is an arithmetic number, because the mean of its divisors is an integer number (3050294033556).

Almost surely, 2^{12201112020011} is an apocalyptic number.

12201112020011 is a deficient number, since it is larger than the sum of its proper divisors (64114213).

12201112020011 is an equidigital number, since it uses as much as digits as its factorization.

12201112020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64114212.

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

Adding to 12201112020011 its reverse (11002021110221), we get a palindrome (23203133130232).

The spelling of 12201112020011 in words is "twelve trillion, two hundred one billion, one hundred twelve million, twenty thousand, eleven".