13330212491 has 2 divisors, whose sum is σ = 13330212492. Its totient is φ = 13330212490.

The previous prime is 13330212421. The next prime is 13330212569. The reversal of 13330212491 is 19421203331.

13330212491 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 not a de Polignac number, because 13330212491 - 2¹⁴ = 13330196107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13330212421) 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, 6665106245 + 6665106246.

It is an arithmetic number, because the mean of its divisors is an integer number (6665106246).

Almost surely, 2^13330212491 is an apocalyptic number.

13330212491 is a deficient number, since it is larger than the sum of its proper divisors (1).

13330212491 is an equidigital number, since it uses as much as digits as its factorization.

13330212491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 13330212491 in words is "thirteen billion, three hundred thirty million, two hundred twelve thousand, four hundred ninety-one".