10221221000982 has 16 divisors (see below), whose sum is σ = 20455115574960. Its totient is φ = 3404961404832.

The previous prime is 10221221000971. The next prime is 10221221000989. The reversal of 10221221000982 is 28900012212201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221221000989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528055057 + ... + 528074412.

It is an arithmetic number, because the mean of its divisors is an integer number (1278444723435).

Almost surely, 2^{10221221000982} is an apocalyptic number.

10221221000982 is an abundant number, since it is smaller than the sum of its proper divisors (10233894573978).

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

10221221000982 is a wasteful number, since it uses less digits than its factorization.

10221221000982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056131087.

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 10221221000982 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty-one million, nine hundred eighty-two", and thus it is an aban number.