12230121203291 has 2 divisors, whose sum is σ = 12230121203292. Its totient is φ = 12230121203290.

The previous prime is 12230121203273. The next prime is 12230121203299. The reversal of 12230121203291 is 19230212103221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12230121203291 is a prime.

It is not a weakly prime, because it can be changed into another prime (12230121203299) 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, 6115060601645 + 6115060601646.

It is an arithmetic number, because the mean of its divisors is an integer number (6115060601646).

Almost surely, 2^{12230121203291} is an apocalyptic number.

12230121203291 is a deficient number, since it is larger than the sum of its proper divisors (1).

12230121203291 is an equidigital number, since it uses as much as digits as its factorization.

12230121203291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 12230121203291 in words is "twelve trillion, two hundred thirty billion, one hundred twenty-one million, two hundred three thousand, two hundred ninety-one".