10221200220204 has 36 divisors (see below), whose sum is σ = 26010324958800. Its totient is φ = 3384200518560.

The previous prime is 10221200220199. The next prime is 10221200220263. The reversal of 10221200220204 is 40202200212201.

10221200220204 is a `hidden beast` number, since 1 + 0 + 221 + 20 + 0 + 220 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 952753792 + ... + 952764519.

Almost surely, 2^{10221200220204} is an apocalyptic number.

It is an amenable number.

10221200220204 is an abundant number, since it is smaller than the sum of its proper divisors (15789124738596).

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

10221200220204 is a wasteful number, since it uses less digits than its factorization.

10221200220204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905518470 (or 1905518465 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 10221200220204 its reverse (40202200212201), we get a palindrome (50423400432405).

The spelling of 10221200220204 in words is "ten trillion, two hundred twenty-one billion, two hundred million, two hundred twenty thousand, two hundred four".