12011012220239 has 2 divisors, whose sum is σ = 12011012220240. Its totient is φ = 12011012220238.

The previous prime is 12011012220209. The next prime is 12011012220367. The reversal of 12011012220239 is 93202221011021.

It is a weak prime.

It is an emirp because it is prime and its reverse (93202221011021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12011012220239 - 2¹⁶ = 12011012154703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011012220209) 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, 6005506110119 + 6005506110120.

It is an arithmetic number, because the mean of its divisors is an integer number (6005506110120).

Almost surely, 2^{12011012220239} is an apocalyptic number.

12011012220239 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011012220239 is an equidigital number, since it uses as much as digits as its factorization.

12011012220239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 12011012220239 in words is "twelve trillion, eleven billion, twelve million, two hundred twenty thousand, two hundred thirty-nine".