10212243532521 has 32 divisors (see below), whose sum is σ = 13932739860480. Its totient is φ = 6651898176000.

The previous prime is 10212243532511. The next prime is 10212243532567. The reversal of 10212243532521 is 12523534221201.

It is not a de Polignac number, because 10212243532521 - 2⁹ = 10212243532009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10212243532511) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13097401 + ... + 13855193.

It is an arithmetic number, because the mean of its divisors is an integer number (435398120640).

Almost surely, 2^{10212243532521} is an apocalyptic number.

It is an amenable number.

10212243532521 is a deficient number, since it is larger than the sum of its proper divisors (3720496327959).

10212243532521 is a wasteful number, since it uses less digits than its factorization.

10212243532521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758437.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 10212243532521 its reverse (12523534221201), we get a palindrome (22735777753722).

The spelling of 10212243532521 in words is "ten trillion, two hundred twelve billion, two hundred forty-three million, five hundred thirty-two thousand, five hundred twenty-one".