201044012129 has 2 divisors, whose sum is σ = 201044012130. Its totient is φ = 201044012128.

The previous prime is 201044012093. The next prime is 201044012201. The reversal of 201044012129 is 921210440102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130882597729 + 70161414400 = 361777^2 + 264880^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044012129 - 2⁸ = 201044011873 is a prime.

It is a super-2 number, since 2×201044012129² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201044012098 and 201044012107.

It is not a weakly prime, because it can be changed into another prime (201044012329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522006064 + 100522006065.

It is an arithmetic number, because the mean of its divisors is an integer number (100522006065).

Almost surely, 2^201044012129 is an apocalyptic number.

It is an amenable number.

201044012129 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044012129 is an equidigital number, since it uses as much as digits as its factorization.

201044012129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 201044012129 in words is "two hundred one billion, forty-four million, twelve thousand, one hundred twenty-nine".