201130139891 has 2 divisors, whose sum is σ = 201130139892. Its totient is φ = 201130139890.

The previous prime is 201130139879. The next prime is 201130140061. The reversal of 201130139891 is 198931031102.

201130139891 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 201130139891 - 2¹⁴ = 201130123507 is a prime.

It is not a weakly prime, because it can be changed into another prime (201130139291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100565069945 + 100565069946.

It is an arithmetic number, because the mean of its divisors is an integer number (100565069946).

Almost surely, 2^201130139891 is an apocalyptic number.

201130139891 is a deficient number, since it is larger than the sum of its proper divisors (1).

201130139891 is an equidigital number, since it uses as much as digits as its factorization.

201130139891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 201130139891 in words is "two hundred one billion, one hundred thirty million, one hundred thirty-nine thousand, eight hundred ninety-one".