11321020202100 has 72 divisors (see below), whose sum is σ = 37434840141888. Its totient is φ = 2587661760000.

The previous prime is 11321020202081. The next prime is 11321020202123. The reversal of 11321020202100 is 120202012311.

11321020202100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11321020202100.

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, 2695478901 + ... + 2695483100.

It is an arithmetic number, because the mean of its divisors is an integer number (519928335304).

Almost surely, 2^{11321020202100} is an apocalyptic number.

11321020202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321020202100 is an abundant number, since it is smaller than the sum of its proper divisors (26113819939788).

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

11321020202100 is a wasteful number, since it uses less digits than its factorization.

11321020202100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5390962025 (or 5390962018 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11321020202100 its reverse (120202012311), we get a palindrome (11441222214411).

The spelling of 11321020202100 in words is "eleven trillion, three hundred twenty-one billion, twenty million, two hundred two thousand, one hundred".