10221774500 has 48 divisors (see below), whose sum is σ = 25513557888. Its totient is φ = 3504607200.

The previous prime is 10221774481. The next prime is 10221774539. The reversal of 10221774500 is 547712201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1456754 + ... + 1463753.

It is an arithmetic number, because the mean of its divisors is an integer number (531532456).

Almost surely, 2^10221774500 is an apocalyptic number.

10221774500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221774500 is an abundant number, since it is smaller than the sum of its proper divisors (15291783388).

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

10221774500 is a wasteful number, since it uses less digits than its factorization.

10221774500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920533 (or 2920521 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The spelling of 10221774500 in words is "ten billion, two hundred twenty-one million, seven hundred seventy-four thousand, five hundred".