11233440522 has 36 divisors (see below), whose sum is σ = 25207375830. Its totient is φ = 3615355296.

The previous prime is 11233440521. The next prime is 11233440587. The reversal of 11233440522 is 22504433211.

11233440522 is a `hidden beast` number, since 1 + 1 + 233 + 4 + 405 + 22 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 6922073601 + 4311366921 = 83199^2 + 65661^2 .

It is a super-2 number, since 2×11233440522² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11233440521) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 355897 + ... + 386172.

Almost surely, 2^11233440522 is an apocalyptic number.

11233440522 is an abundant number, since it is smaller than the sum of its proper divisors (13973935308).

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

11233440522 is a wasteful number, since it uses less digits than its factorization.

11233440522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742135 (or 742103 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 11233440522 its reverse (22504433211), we get a palindrome (33737873733).

The spelling of 11233440522 in words is "eleven billion, two hundred thirty-three million, four hundred forty thousand, five hundred twenty-two".