2012123321113 has 32 divisors (see below), whose sum is σ = 2213178048000. Its totient is φ = 1821997981440.

The previous prime is 2012123321099. The next prime is 2012123321119. The reversal of 2012123321113 is 3111233212102.

It is a cyclic number.

It is not a de Polignac number, because 2012123321113 - 2⁹ = 2012123320601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012123321119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23400483 + ... + 23486311.

It is an arithmetic number, because the mean of its divisors is an integer number (69161814000).

Almost surely, 2^{2012123321113} is an apocalyptic number.

It is an amenable number.

2012123321113 is a deficient number, since it is larger than the sum of its proper divisors (201054726887).

2012123321113 is a wasteful number, since it uses less digits than its factorization.

2012123321113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86305.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2012123321113 its reverse (3111233212102), we get a palindrome (5123356533215).

The spelling of 2012123321113 in words is "two trillion, twelve billion, one hundred twenty-three million, three hundred twenty-one thousand, one hundred thirteen".