11100002220020 has 72 divisors (see below), whose sum is σ = 28299244517376. Its totient is φ = 3581849442816.

The previous prime is 11100002220019. The next prime is 11100002220029. The reversal of 11100002220020 is 2002220000111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11100002219983 and 11100002220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100002220029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137132084 + ... + 137213003.

Almost surely, 2^{11100002220020} is an apocalyptic number.

11100002220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100002220020 is an abundant number, since it is smaller than the sum of its proper divisors (17199242297356).

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

11100002220020 is a wasteful number, since it uses less digits than its factorization.

11100002220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274345137 (or 274345118 counting only the distinct ones).

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

Adding to 11100002220020 its reverse (2002220000111), we get a palindrome (13102222220131).

The spelling of 11100002220020 in words is "eleven trillion, one hundred billion, two million, two hundred twenty thousand, twenty".