11121332535522 has 96 divisors (see below), whose sum is σ = 26617114330560. Its totient is φ = 3327927120000.

The previous prime is 11121332535329. The next prime is 11121332535529. The reversal of 11121332535522 is 22553523312111.

11121332535522 is a `hidden beast` number, since 1 + 1 + 1 + 21 + 3 + 32 + 53 + 552 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (11121332535529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6845572 + ... + 8312912.

It is an arithmetic number, because the mean of its divisors is an integer number (277261607610).

Almost surely, 2^{11121332535522} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11121332535522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13308557165280).

11121332535522 is an abundant number, since it is smaller than the sum of its proper divisors (15495781795038).

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

11121332535522 is a wasteful number, since it uses less digits than its factorization.

11121332535522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467840 (or 1467837 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

Adding to 11121332535522 its reverse (22553523312111), we get a palindrome (33674855847633).

The spelling of 11121332535522 in words is "eleven trillion, one hundred twenty-one billion, three hundred thirty-two million, five hundred thirty-five thousand, five hundred twenty-two".