11233021120 has 112 divisors (see below), whose sum is σ = 27784885248. Its totient is φ = 4320967680.

The previous prime is 11233021117. The next prime is 11233021127. The reversal of 11233021120 is 2112033211.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11233021094 and 11233021103.

It is not an unprimeable number, because it can be changed into a prime (11233021127) 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, 1613487 + ... + 1620433.

Almost surely, 2^11233021120 is an apocalyptic number.

11233021120 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 11233021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13892442624).

11233021120 is an abundant number, since it is smaller than the sum of its proper divisors (16551864128).

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

11233021120 is a wasteful number, since it uses less digits than its factorization.

11233021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158 (or 7148 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11233021120 its reverse (2112033211), we get a palindrome (13345054331).

The spelling of 11233021120 in words is "eleven billion, two hundred thirty-three million, twenty-one thousand, one hundred twenty".