201330134129 has 2 divisors, whose sum is σ = 201330134130. Its totient is φ = 201330134128.

The previous prime is 201330134113. The next prime is 201330134179. The reversal of 201330134129 is 921431033102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194016463729 + 7313670400 = 440473^2 + 85520^2 .

It is a cyclic number.

It is not a de Polignac number, because 201330134129 - 2⁴ = 201330134113 is a prime.

It is a super-2 number, since 2×201330134129² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201330134179) 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, 100665067064 + 100665067065.

It is an arithmetic number, because the mean of its divisors is an integer number (100665067065).

Almost surely, 2^201330134129 is an apocalyptic number.

It is an amenable number.

201330134129 is a deficient number, since it is larger than the sum of its proper divisors (1).

201330134129 is an equidigital number, since it uses as much as digits as its factorization.

201330134129 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 201330134129 in words is "two hundred one billion, three hundred thirty million, one hundred thirty-four thousand, one hundred twenty-nine".