12011112212213 has 8 divisors (see below), whose sum is σ = 12242291539968. Its totient is φ = 11780101572304.

The previous prime is 12011112212167. The next prime is 12011112212219. The reversal of 12011112212213 is 31221221111021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12011112212213 - 2¹⁸ = 12011111950069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011112212219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42028181 + ... + 42313002.

It is an arithmetic number, because the mean of its divisors is an integer number (1530286442496).

Almost surely, 2^{12011112212213} is an apocalyptic number.

It is an amenable number.

12011112212213 is a deficient number, since it is larger than the sum of its proper divisors (231179327755).

12011112212213 is an equidigital number, since it uses as much as digits as its factorization.

12011112212213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84343923.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 12011112212213 its reverse (31221221111021), we get a palindrome (43232333323234).

The spelling of 12011112212213 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred twelve thousand, two hundred thirteen".