12212112110011 has 16 divisors (see below), whose sum is σ = 14109812402688. Its totient is φ = 10446019062400.

The previous prime is 12212112109937. The next prime is 12212112110021. The reversal of 12212112110011 is 11001121121221.

It is a cyclic number.

It is not a de Polignac number, because 12212112110011 - 2²¹ = 12212110012859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12212112110021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8208295 + ... + 9581248.

It is an arithmetic number, because the mean of its divisors is an integer number (881863275168).

Almost surely, 2^{12212112110011} is an apocalyptic number.

12212112110011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12212112110011 is a deficient number, since it is larger than the sum of its proper divisors (1897700292677).

12212112110011 is a wasteful number, since it uses less digits than its factorization.

12212112110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17793242.

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

Adding to 12212112110011 its reverse (11001121121221), we get a palindrome (23213233231232).

The spelling of 12212112110011 in words is "twelve trillion, two hundred twelve billion, one hundred twelve million, one hundred ten thousand, eleven".