10521204266 has 16 divisors (see below), whose sum is σ = 16354310400. Its totient is φ = 5071088640.

The previous prime is 10521204259. The next prime is 10521204283. The reversal of 10521204266 is 66240212501.

10521204266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10521204266² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314216 + ... + 346083.

It is an arithmetic number, because the mean of its divisors is an integer number (1022144400).

Almost surely, 2^10521204266 is an apocalyptic number.

10521204266 is a deficient number, since it is larger than the sum of its proper divisors (5833106134).

10521204266 is a wasteful number, since it uses less digits than its factorization.

10521204266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660589.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 10521204266 its reverse (66240212501), we get a palindrome (76761416767).

The spelling of 10521204266 in words is "ten billion, five hundred twenty-one million, two hundred four thousand, two hundred sixty-six".