212212101110011 has 4 divisors (see below), whose sum is σ = 212757633504000. Its totient is φ = 211666568716024.

The previous prime is 212212101110003. The next prime is 212212101110047. The reversal of 212212101110011 is 110011101212212.

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 212212101110011 - 2³ = 212212101110003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212212101111011) 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, 272766196411 + ... + 272766197188.

It is an arithmetic number, because the mean of its divisors is an integer number (53189408376000).

Almost surely, 2^{212212101110011} is an apocalyptic number.

212212101110011 is a deficient number, since it is larger than the sum of its proper divisors (545532393989).

212212101110011 is an equidigital number, since it uses as much as digits as its factorization.

212212101110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545532393988.

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

Adding to 212212101110011 its reverse (110011101212212), we get a palindrome (322223202322223).

The spelling of 212212101110011 in words is "two hundred twelve trillion, two hundred twelve billion, one hundred one million, one hundred ten thousand, eleven".