10208130974821 has 8 divisors (see below), whose sum is σ = 10993751032824. Its totient is φ = 9422565090240.

The previous prime is 10208130974791. The next prime is 10208130974831. The reversal of 10208130974821 is 12847903180201.

It can be written as a sum of positive squares in 4 ways, for example, as 4305728750625 + 5902402224196 = 2075025^2 + 2429486^2 .

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 10208130974821 - 2¹¹ = 10208130972773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10208130974831) 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, 13151566 + ... + 13906111.

It is an arithmetic number, because the mean of its divisors is an integer number (1374218879103).

Almost surely, 2^{10208130974821} is an apocalyptic number.

It is an amenable number.

10208130974821 is a deficient number, since it is larger than the sum of its proper divisors (785620058003).

10208130974821 is a wasteful number, since it uses less digits than its factorization.

10208130974821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27086711.

The product of its (nonzero) digits is 193536, while the sum is 46.

The spelling of 10208130974821 in words is "ten trillion, two hundred eight billion, one hundred thirty million, nine hundred seventy-four thousand, eight hundred twenty-one".