11200110221020 has 144 divisors (see below), whose sum is σ = 27828726266880. Its totient is φ = 3774844394496.

The previous prime is 11200110221009. The next prime is 11200110221059. The reversal of 11200110221020 is 2012201100211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13153344 + ... + 13978936.

It is an arithmetic number, because the mean of its divisors is an integer number (193255043520).

Almost surely, 2^{11200110221020} is an apocalyptic number.

11200110221020 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 11200110221020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13914363133440).

11200110221020 is an abundant number, since it is smaller than the sum of its proper divisors (16628616045860).

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

11200110221020 is a wasteful number, since it uses less digits than its factorization.

11200110221020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825852 (or 825843 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11200110221020 its reverse (2012201100211), we get a palindrome (13212311321231).

The spelling of 11200110221020 in words is "eleven trillion, two hundred billion, one hundred ten million, two hundred twenty-one thousand, twenty".