12320003122111 has 16 divisors (see below), whose sum is σ = 13137820185600. Its totient is φ = 11528436842208.

The previous prime is 12320003122103. The next prime is 12320003122121. The reversal of 12320003122111 is 11122130002321.

It is a cyclic number.

It is not a de Polignac number, because 12320003122111 - 2³ = 12320003122103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320003122121) 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, 30904741 + ... + 31300846.

It is an arithmetic number, because the mean of its divisors is an integer number (821113761600).

Almost surely, 2^{12320003122111} is an apocalyptic number.

12320003122111 is a deficient number, since it is larger than the sum of its proper divisors (817817063489).

12320003122111 is a wasteful number, since it uses less digits than its factorization.

12320003122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62205798.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12320003122111 its reverse (11122130002321), we get a palindrome (23442133124432).

The spelling of 12320003122111 in words is "twelve trillion, three hundred twenty billion, three million, one hundred twenty-two thousand, one hundred eleven".