10201205520520 has 32 divisors (see below), whose sum is σ = 26231671339200. Its totient is φ = 3497556178368.

The previous prime is 10201205520481. The next prime is 10201205520589. The reversal of 10201205520520 is 2502550210201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18216438150 + ... + 18216438709.

It is an arithmetic number, because the mean of its divisors is an integer number (819739729350).

Almost surely, 2^{10201205520520} is an apocalyptic number.

10201205520520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201205520520 is an abundant number, since it is smaller than the sum of its proper divisors (16030465818680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10201205520520 is a wasteful number, since it uses less digits than its factorization.

10201205520520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36432876877 (or 36432876873 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 10201205520520 its reverse (2502550210201), we get a palindrome (12703755730721).

The spelling of 10201205520520 in words is "ten trillion, two hundred one billion, two hundred five million, five hundred twenty thousand, five hundred twenty".