12011321321983 has 2 divisors, whose sum is σ = 12011321321984. Its totient is φ = 12011321321982.

The previous prime is 12011321321917. The next prime is 12011321322023. The reversal of 12011321321983 is 38912312311021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011321321983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011321322983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005660660991 + 6005660660992.

It is an arithmetic number, because the mean of its divisors is an integer number (6005660660992).

Almost surely, 2^{12011321321983} is an apocalyptic number.

12011321321983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011321321983 is an equidigital number, since it uses as much as digits as its factorization.

12011321321983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 12011321321983 in words is "twelve trillion, eleven billion, three hundred twenty-one million, three hundred twenty-one thousand, nine hundred eighty-three".