12011202220011 has 4 divisors (see below), whose sum is σ = 16014936293352. Its totient is φ = 8007468146672.

The previous prime is 12011202219979. The next prime is 12011202220027. The reversal of 12011202220011 is 11002220211021.

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 12011202220011 - 2⁵ = 12011202219979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011202220211) 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, 2001867036666 + ... + 2001867036671.

It is an arithmetic number, because the mean of its divisors is an integer number (4003734073338).

Almost surely, 2^{12011202220011} is an apocalyptic number.

12011202220011 is a deficient number, since it is larger than the sum of its proper divisors (4003734073341).

12011202220011 is an equidigital number, since it uses as much as digits as its factorization.

12011202220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003734073340.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12011202220011 its reverse (11002220211021), we get a palindrome (23013422431032).

The spelling of 12011202220011 in words is "twelve trillion, eleven billion, two hundred two million, two hundred twenty thousand, eleven".