11320433120 has 96 divisors (see below), whose sum is σ = 27331831296. Its totient is φ = 4429734400.

The previous prime is 11320433119. The next prime is 11320433123. The reversal of 11320433120 is 2133402311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11320433092 and 11320433101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320433123) 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, 1484357 + ... + 1491963.

It is an arithmetic number, because the mean of its divisors is an integer number (284706576).

Almost surely, 2^11320433120 is an apocalyptic number.

11320433120 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 11320433120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13665915648).

11320433120 is an abundant number, since it is smaller than the sum of its proper divisors (16011398176).

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

11320433120 is a wasteful number, since it uses less digits than its factorization.

11320433120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824 (or 7816 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11320433120 its reverse (2133402311), we get a palindrome (13453835431).

The spelling of 11320433120 in words is "eleven billion, three hundred twenty million, four hundred thirty-three thousand, one hundred twenty".