11201202100 has 72 divisors (see below), whose sum is σ = 27371748096. Its totient is φ = 3941760000.

The previous prime is 11201202071. The next prime is 11201202113. The reversal of 11201202100 is 120210211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

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, 130141 + ... + 198340.

It is an arithmetic number, because the mean of its divisors is an integer number (380163168).

Almost surely, 2^11201202100 is an apocalyptic number.

11201202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201202100 is an abundant number, since it is smaller than the sum of its proper divisors (16170545996).

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

11201202100 is a wasteful number, since it uses less digits than its factorization.

11201202100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328537 (or 328530 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11201202100 its reverse (120210211), we get a palindrome (11321412311).

The spelling of 11201202100 in words is "eleven billion, two hundred one million, two hundred two thousand, one hundred".