10201565201 has 4 divisors (see below), whose sum is σ = 10201780404. Its totient is φ = 10201350000.

The previous prime is 10201565197. The next prime is 10201565203. The reversal of 10201565201 is 10256510201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6118994176 + 4082571025 = 78224^2 + 63895^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201565201 - 2² = 10201565197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10201565203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850 + ... + 142851.

It is an arithmetic number, because the mean of its divisors is an integer number (2550445101).

Almost surely, 2^10201565201 is an apocalyptic number.

It is an amenable number.

10201565201 is a deficient number, since it is larger than the sum of its proper divisors (215203).

10201565201 is an equidigital number, since it uses as much as digits as its factorization.

10201565201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215202.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 10201565201 in words is "ten billion, two hundred one million, five hundred sixty-five thousand, two hundred one".