10204103210065 has 16 divisors (see below), whose sum is σ = 12575975154192. Its totient is φ = 7942585469184.

The previous prime is 10204103210051. The next prime is 10204103210099. The reversal of 10204103210065 is 56001230140201.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 661045424209 + 9543057785856 = 813047^2 + 3089184^2 .

It is a cyclic number.

It is not a de Polignac number, because 10204103210065 - 2⁵ = 10204103210033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40091587 + ... + 40345303.

It is an arithmetic number, because the mean of its divisors is an integer number (785998447137).

Almost surely, 2^{10204103210065} is an apocalyptic number.

It is an amenable number.

10204103210065 is a deficient number, since it is larger than the sum of its proper divisors (2371871944127).

10204103210065 is a wasteful number, since it uses less digits than its factorization.

10204103210065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471156.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 10204103210065 its reverse (56001230140201), we get a palindrome (66205333350266).

The spelling of 10204103210065 in words is "ten trillion, two hundred four billion, one hundred three million, two hundred ten thousand, sixty-five".