12020254291 has 2 divisors, whose sum is σ = 12020254292. Its totient is φ = 12020254290.

The previous prime is 12020254261. The next prime is 12020254339. The reversal of 12020254291 is 19245202021.

12020254291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020254291 is a prime.

It is not a weakly prime, because it can be changed into another prime (12020254201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010127145 + 6010127146.

It is an arithmetic number, because the mean of its divisors is an integer number (6010127146).

Almost surely, 2^12020254291 is an apocalyptic number.

12020254291 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020254291 is an equidigital number, since it uses as much as digits as its factorization.

12020254291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 12020254291 in words is "twelve billion, twenty million, two hundred fifty-four thousand, two hundred ninety-one".