11100311020 has 24 divisors (see below), whose sum is σ = 23312671200. Its totient is φ = 4439740032.

The previous prime is 11100311003. The next prime is 11100311029. The reversal of 11100311020 is 2011300111.

11100311020 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 (10).

It is a junction number, because it is equal to n+sod(n) for n = 11100310988 and 11100311006.

It is not an unprimeable number, because it can be changed into a prime (11100311029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372016 + ... + 400744.

It is an arithmetic number, because the mean of its divisors is an integer number (971361300).

Almost surely, 2^11100311020 is an apocalyptic number.

11100311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100311020 is an abundant number, since it is smaller than the sum of its proper divisors (12212360180).

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

11100311020 is a wasteful number, since it uses less digits than its factorization.

11100311020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48057 (or 48055 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11100311020 its reverse (2011300111), we get a palindrome (13111611131).

The spelling of 11100311020 in words is "eleven billion, one hundred million, three hundred eleven thousand, twenty".