11020011120 has 240 divisors, whose sum is σ = 39012940512. Its totient is φ = 2890183680.

The previous prime is 11020011103. The next prime is 11020011127. The reversal of 11020011120 is 2111002011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020011127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1181194 + ... + 1190486.

Almost surely, 2^11020011120 is an apocalyptic number.

11020011120 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 11020011120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19506470256).

11020011120 is an abundant number, since it is smaller than the sum of its proper divisors (27992929392).

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

11020011120 is an equidigital number, since it uses as much as digits as its factorization.

11020011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382 (or 9364 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11020011120 its reverse (2111002011), we get a palindrome (13131013131).

The spelling of 11020011120 in words is "eleven billion, twenty million, eleven thousand, one hundred twenty".