10221201100100 has 72 divisors (see below), whose sum is σ = 22675367537760. Its totient is φ = 3998060478720.

The previous prime is 10221201100081. The next prime is 10221201100157. The reversal of 10221201100100 is 100110212201.

10221201100100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4649810 + ... + 6485609.

Almost surely, 2^{10221201100100} is an apocalyptic number.

10221201100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221201100100 is an abundant number, since it is smaller than the sum of its proper divisors (12454166437660).

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

10221201100100 is a wasteful number, since it uses less digits than its factorization.

10221201100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11135637 (or 11135630 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10221201100100 its reverse (100110212201), we get a palindrome (10321311312301).

The spelling of 10221201100100 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, one hundred thousand, one hundred".