11202200100020 has 24 divisors (see below), whose sum is σ = 24908421399624. Its totient is φ = 4217298861056.

The previous prime is 11202200099983. The next prime is 11202200100061. The reversal of 11202200100020 is 2000100220211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1141910234404 + 10060289865616 = 1068602^2 + 3171796^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11202200099974 and 11202200100010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16473823337 + ... + 16473824016.

It is an arithmetic number, because the mean of its divisors is an integer number (1037850891651).

Almost surely, 2^{11202200100020} is an apocalyptic number.

11202200100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202200100020 is an abundant number, since it is smaller than the sum of its proper divisors (13706221299604).

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

11202200100020 is a wasteful number, since it uses less digits than its factorization.

11202200100020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32947647379 (or 32947647377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11202200100020 its reverse (2000100220211), we get a palindrome (13202300320231).

The spelling of 11202200100020 in words is "eleven trillion, two hundred two billion, two hundred million, one hundred thousand, twenty".