200101120129 has 8 divisors (see below), whose sum is σ = 200431092392. Its totient is φ = 199771246080.

The previous prime is 200101120073. The next prime is 200101120139. The reversal of 200101120129 is 921021101002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17239690000 + 182861430129 = 131300^2 + 427623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200101120129 - 2⁷ = 200101120001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200101120139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4833739 + ... + 4874959.

It is an arithmetic number, because the mean of its divisors is an integer number (25053886549).

Almost surely, 2^200101120129 is an apocalyptic number.

It is an amenable number.

200101120129 is a deficient number, since it is larger than the sum of its proper divisors (329972263).

200101120129 is an equidigital number, since it uses as much as digits as its factorization.

200101120129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49107.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 200101120129 in words is "two hundred billion, one hundred one million, one hundred twenty thousand, one hundred twenty-nine".