13330420091 has 2 divisors, whose sum is σ = 13330420092. Its totient is φ = 13330420090.

The previous prime is 13330420043. The next prime is 13330420141. The reversal of 13330420091 is 19002403331.

It is a happy number.

13330420091 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 13330420091 - 2¹⁴ = 13330403707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13330420091.

It is not a weakly prime, because it can be changed into another prime (13330420021) 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, 6665210045 + 6665210046.

It is an arithmetic number, because the mean of its divisors is an integer number (6665210046).

Almost surely, 2^13330420091 is an apocalyptic number.

13330420091 is a deficient number, since it is larger than the sum of its proper divisors (1).

13330420091 is an equidigital number, since it uses as much as digits as its factorization.

13330420091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 13330420091 in words is "thirteen billion, three hundred thirty million, four hundred twenty thousand, ninety-one".