11522255320 has 64 divisors (see below), whose sum is σ = 26344274400. Its totient is φ = 4534548480.

The previous prime is 11522255281. The next prime is 11522255323. The reversal of 11522255320 is 2355222511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522255323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2701990 + ... + 2706250.

Almost surely, 2^11522255320 is an apocalyptic number.

11522255320 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 11522255320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13172137200).

11522255320 is an abundant number, since it is smaller than the sum of its proper divisors (14822019080).

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

11522255320 is a wasteful number, since it uses less digits than its factorization.

11522255320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348 (or 5344 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 11522255320 its reverse (2355222511), we get a palindrome (13877477831).

The spelling of 11522255320 in words is "eleven billion, five hundred twenty-two million, two hundred fifty-five thousand, three hundred twenty".