11220033120 has 48 divisors (see below), whose sum is σ = 35343105840. Its totient is φ = 2992008704.

The previous prime is 11220033119. The next prime is 11220033211. The reversal of 11220033120 is 2133002211.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11220033120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11687055 + ... + 11688014.

It is an arithmetic number, because the mean of its divisors is an integer number (736314705).

Almost surely, 2^11220033120 is an apocalyptic number.

11220033120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220033120 is an abundant number, since it is smaller than the sum of its proper divisors (24123072720).

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

11220033120 is a wasteful number, since it uses less digits than its factorization.

11220033120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23375087 (or 23375079 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11220033120 its reverse (2133002211), we get a palindrome (13353035331).

The spelling of 11220033120 in words is "eleven billion, two hundred twenty million, thirty-three thousand, one hundred twenty".