10500321200 has 30 divisors (see below), whose sum is σ = 25227022644. Its totient is φ = 4200128320.

The previous prime is 10500321187. The next prime is 10500321259. The reversal of 10500321200 is 212300501.

It is a happy number.

It is a super-2 number, since 2×10500321200² (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 (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13125002 + ... + 13125801.

Almost surely, 2^10500321200 is an apocalyptic number.

10500321200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10500321200 is an abundant number, since it is smaller than the sum of its proper divisors (14726701444).

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

10500321200 is a wasteful number, since it uses less digits than its factorization.

10500321200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26250821 (or 26250810 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

Adding to 10500321200 its reverse (212300501), we get a palindrome (10712621701).

The spelling of 10500321200 in words is "ten billion, five hundred million, three hundred twenty-one thousand, two hundred".