12011013010331 has 2 divisors, whose sum is σ = 12011013010332. Its totient is φ = 12011013010330.

The previous prime is 12011013010319. The next prime is 12011013010351. The reversal of 12011013010331 is 13301031011021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011013010331 - 2²⁶ = 12010945901467 is a prime.

It is a super-2 number, since 2×12011013010331² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12011013010301) 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 as a sum of consecutive naturals, namely, 6005506505165 + 6005506505166.

It is an arithmetic number, because the mean of its divisors is an integer number (6005506505166).

Almost surely, 2^{12011013010331} is an apocalyptic number.

12011013010331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011013010331 is an equidigital number, since it uses as much as digits as its factorization.

12011013010331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 12011013010331 its reverse (13301031011021), we get a palindrome (25312044021352).

The spelling of 12011013010331 in words is "twelve trillion, eleven billion, thirteen million, ten thousand, three hundred thirty-one".