12031211122301 has 16 divisors (see below), whose sum is σ = 13886645339520. Its totient is φ = 10209957460800.

The previous prime is 12031211122289. The next prime is 12031211122331. The reversal of 12031211122301 is 10322111213021.

It is a cyclic number.

It is not a de Polignac number, because 12031211122301 - 2³⁸ = 11756333215357 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 (12031211122331) 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 15 ways as a sum of consecutive naturals, for example, 18190730 + ... + 18840516.

It is an arithmetic number, because the mean of its divisors is an integer number (867915333720).

Almost surely, 2^{12031211122301} is an apocalyptic number.

It is an amenable number.

12031211122301 is a deficient number, since it is larger than the sum of its proper divisors (1855434217219).

12031211122301 is a wasteful number, since it uses less digits than its factorization.

12031211122301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676084.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 12031211122301 its reverse (10322111213021), we get a palindrome (22353322335322).

The spelling of 12031211122301 in words is "twelve trillion, thirty-one billion, two hundred eleven million, one hundred twenty-two thousand, three hundred one".