11201201120 has 24 divisors (see below), whose sum is σ = 26462838024. Its totient is φ = 4480480384.

The previous prime is 11201201083. The next prime is 11201201129. The reversal of 11201201120 is 2110210211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201201129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35003594 + ... + 35003913.

It is an arithmetic number, because the mean of its divisors is an integer number (1102618251).

Almost surely, 2^11201201120 is an apocalyptic number.

11201201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201201120 is an abundant number, since it is smaller than the sum of its proper divisors (15261636904).

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

11201201120 is an equidigital number, since it uses as much as digits as its factorization.

11201201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70007522 (or 70007514 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11201201120 its reverse (2110210211), we get a palindrome (13311411331).

Subtracting from 11201201120 its reverse (2110210211), we obtain a palindrome (9090990909).

The spelling of 11201201120 in words is "eleven billion, two hundred one million, two hundred one thousand, one hundred twenty".