11011021201110 has 144 divisors (see below), whose sum is σ = 31509047701008. Its totient is φ = 2455418810880.

The previous prime is 11011021201099. The next prime is 11011021201181. The reversal of 11011021201110 is 1110212011011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 243084 + ... + 4699056.

It is an arithmetic number, because the mean of its divisors is an integer number (218812831257).

Almost surely, 2^{11011021201110} is an apocalyptic number.

11011021201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11011021201110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15754523850504).

11011021201110 is an abundant number, since it is smaller than the sum of its proper divisors (20498026499898).

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

11011021201110 is a wasteful number, since it uses less digits than its factorization.

11011021201110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456079 (or 4456031 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11011021201110 its reverse (1110212011011), we get a palindrome (12121233212121).

The spelling of 11011021201110 in words is "eleven trillion, eleven billion, twenty-one million, two hundred one thousand, one hundred ten".