10221744750 has 64 divisors (see below), whose sum is σ = 29158272000. Its totient is φ = 2336397600.

The previous prime is 10221744737. The next prime is 10221744779. The reversal of 10221744750 is 5744712201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 968250 + ... + 978749.

It is an arithmetic number, because the mean of its divisors is an integer number (455598000).

Almost surely, 2^10221744750 is an apocalyptic number.

10221744750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221744750 is an abundant number, since it is smaller than the sum of its proper divisors (18936527250).

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

10221744750 is a wasteful number, since it uses less digits than its factorization.

10221744750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947026 (or 1947016 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 33.

The spelling of 10221744750 in words is "ten billion, two hundred twenty-one million, seven hundred forty-four thousand, seven hundred fifty".