11201100201020 has 48 divisors (see below), whose sum is σ = 23737271292000. Its totient is φ = 4439517874176.

The previous prime is 11201100201019. The next prime is 11201100201061. The reversal of 11201100201020 is 2010200110211.

It is a junction number, because it is equal to n+sod(n) for n = 11201100200992 and 11201100201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7199504 + ... + 8615976.

It is an arithmetic number, because the mean of its divisors is an integer number (494526485250).

Almost surely, 2^{11201100201020} is an apocalyptic number.

11201100201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201100201020 is an abundant number, since it is smaller than the sum of its proper divisors (12536171090980).

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

11201100201020 is a wasteful number, since it uses less digits than its factorization.

11201100201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420094 (or 1420092 counting only the distinct ones).

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

Adding to 11201100201020 its reverse (2010200110211), we get a palindrome (13211300311231).

The spelling of 11201100201020 in words is "eleven trillion, two hundred one billion, one hundred million, two hundred one thousand, twenty".