12213323312011 has 16 divisors (see below), whose sum is σ = 12436903540800. Its totient is φ = 11990505271680.

The previous prime is 12213323311921. The next prime is 12213323312027. The reversal of 12213323312011 is 11021332331221.

12213323312011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12213323312011 - 2⁷ = 12213323311883 is a prime.

It is a super-2 number, since 2×12213323312011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12213323312051) 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, 185475585 + ... + 185541421.

It is an arithmetic number, because the mean of its divisors is an integer number (777306471300).

Almost surely, 2^{12213323312011} is an apocalyptic number.

12213323312011 is a deficient number, since it is larger than the sum of its proper divisors (223580228789).

12213323312011 is an equidigital number, since it uses as much as digits as its factorization.

12213323312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71574.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12213323312011 its reverse (11021332331221), we get a palindrome (23234655643232).

The spelling of 12213323312011 in words is "twelve trillion, two hundred thirteen billion, three hundred twenty-three million, three hundred twelve thousand, eleven".