11052123320 has 128 divisors (see below), whose sum is σ = 29183016960. Its totient is φ = 3688419840.

The previous prime is 11052123307. The next prime is 11052123331. The reversal of 11052123320 is 2332125011.

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 = 11052123292 and 11052123301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2511362 + ... + 2515758.

It is an arithmetic number, because the mean of its divisors is an integer number (227992320).

Almost surely, 2^11052123320 is an apocalyptic number.

11052123320 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 11052123320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14591508480).

11052123320 is an abundant number, since it is smaller than the sum of its proper divisors (18130893640).

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

11052123320 is a wasteful number, since it uses less digits than its factorization.

11052123320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 11052123320 its reverse (2332125011), we get a palindrome (13384248331).

The spelling of 11052123320 in words is "eleven billion, fifty-two million, one hundred twenty-three thousand, three hundred twenty".