10221020333332 has 12 divisors (see below), whose sum is σ = 18938949441300. Its totient is φ = 4809891921536.

The previous prime is 10221020333317. The next prime is 10221020333333. The reversal of 10221020333332 is 23333302012201.

It can be written as a sum of positive squares in 2 ways, for example, as 7422104717316 + 2798915616016 = 2724354^2 + 1672996^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10221020333297 and 10221020333306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221020333333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75154561207 + ... + 75154561342.

It is an arithmetic number, because the mean of its divisors is an integer number (1578245786775).

Almost surely, 2^{10221020333332} is an apocalyptic number.

It is an amenable number.

10221020333332 is a deficient number, since it is larger than the sum of its proper divisors (8717929107968).

10221020333332 is a wasteful number, since it uses less digits than its factorization.

10221020333332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150309122570 (or 150309122568 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 10221020333332 its reverse (23333302012201), we get a palindrome (33554322345533).

The spelling of 10221020333332 in words is "ten trillion, two hundred twenty-one billion, twenty million, three hundred thirty-three thousand, three hundred thirty-two".