11020001120 has 96 divisors (see below), whose sum is σ = 28033840800. Its totient is φ = 4078329856.

The previous prime is 11020001099. The next prime is 11020001129. The reversal of 11020001120 is 2110002011.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 11020001098 and 11020001107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020001129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126146 + ... + 194814.

It is an arithmetic number, because the mean of its divisors is an integer number (292019175).

Almost surely, 2^11020001120 is an apocalyptic number.

11020001120 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 11020001120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14016920400).

11020001120 is an abundant number, since it is smaller than the sum of its proper divisors (17013839680).

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

11020001120 is a wasteful number, since it uses less digits than its factorization.

11020001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68760 (or 68752 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11020001120 its reverse (2110002011), we get a palindrome (13130003131).

The spelling of 11020001120 in words is "eleven billion, twenty million, one thousand, one hundred twenty".