11021201020100 has 36 divisors (see below), whose sum is σ = 23916911386368. Its totient is φ = 4408313556000.

The previous prime is 11021201020091. The next prime is 11021201020129. The reversal of 11021201020100 is 102010212011.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 586745 + ... + 4731455.

Almost surely, 2^{11021201020100} is an apocalyptic number.

11021201020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021201020100 is an abundant number, since it is smaller than the sum of its proper divisors (12895710366268).

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

11021201020100 is a wasteful number, since it uses less digits than its factorization.

11021201020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4171316 (or 4171309 counting only the distinct ones).

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

Adding to 11021201020100 its reverse (102010212011), we get a palindrome (11123211232111).

The spelling of 11021201020100 in words is "eleven trillion, twenty-one billion, two hundred one million, twenty thousand, one hundred".