11000211110020 has 120 divisors (see below), whose sum is σ = 25509377277720. Its totient is φ = 3984485007360.

The previous prime is 11000211109999. The next prime is 11000211110023. The reversal of 11000211110020 is 2001111200011.

It can be written as a sum of positive squares in 4 ways, for example, as 4752120964096 + 6248090145924 = 2179936^2 + 2499618^2 .

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 = 11000211109979 and 11000211110006.

It is not an unprimeable number, because it can be changed into a prime (11000211110023) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 75181654 + ... + 75327826.

It is an arithmetic number, because the mean of its divisors is an integer number (212578143981).

Almost surely, 2^{11000211110020} is an apocalyptic number.

11000211110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000211110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12754688638860).

11000211110020 is an abundant number, since it is smaller than the sum of its proper divisors (14509166167700).

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

11000211110020 is a wasteful number, since it uses less digits than its factorization.

11000211110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146483 (or 146448 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11000211110020 its reverse (2001111200011), we get a palindrome (13001322310031).

The spelling of 11000211110020 in words is "eleven trillion, two hundred eleven million, one hundred ten thousand, twenty".