11233240044 has 72 divisors (see below), whose sum is σ = 28599544512. Its totient is φ = 3429915840.

The previous prime is 11233240027. The next prime is 11233240087. The reversal of 11233240044 is 44004233211.

It is a super-2 number, since 2×11233240044² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11233239996 and 11233240023.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 244527 + ... + 286809.

It is an arithmetic number, because the mean of its divisors is an integer number (397215896).

Almost surely, 2^11233240044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11233240044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14299772256).

11233240044 is an abundant number, since it is smaller than the sum of its proper divisors (17366304468).

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

11233240044 is a wasteful number, since it uses less digits than its factorization.

11233240044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42447 (or 42432 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 11233240044 its reverse (44004233211), we get a palindrome (55237473255).

The spelling of 11233240044 in words is "eleven billion, two hundred thirty-three million, two hundred forty thousand, forty-four".