10220446500 has 144 divisors (see below), whose sum is σ = 32714118528. Its totient is φ = 2477640000.

The previous prime is 10220446487. The next prime is 10220446501. The reversal of 10220446500 is 564402201.

It is not an unprimeable number, because it can be changed into a prime (10220446501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 153345 + ... + 209655.

Almost surely, 2^10220446500 is an apocalyptic number.

10220446500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10220446500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16357059264).

10220446500 is an abundant number, since it is smaller than the sum of its proper divisors (22493672028).

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

10220446500 is a wasteful number, since it uses less digits than its factorization.

10220446500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56355 (or 56332 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 10220446500 its reverse (564402201), we get a palindrome (10784848701).

The spelling of 10220446500 in words is "ten billion, two hundred twenty million, four hundred forty-six thousand, five hundred".