10000221210 has 48 divisors (see below), whose sum is σ = 29714944896. Its totient is φ = 2285764704.

The previous prime is 10000221199. The next prime is 10000221251. The reversal of 10000221210 is 1212200001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10000221192 and 10000221201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7936054 + ... + 7937313.

It is an arithmetic number, because the mean of its divisors is an integer number (619061352).

Almost surely, 2^10000221210 is an apocalyptic number.

10000221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10000221210 is an abundant number, since it is smaller than the sum of its proper divisors (19714723686).

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

10000221210 is a wasteful number, since it uses less digits than its factorization.

10000221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15873387 (or 15873384 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10000221210 its reverse (1212200001), we get a palindrome (11212421211).

The spelling of 10000221210 in words is "ten billion, two hundred twenty-one thousand, two hundred ten".