11133420424 has 64 divisors (see below), whose sum is σ = 25137561600. Its totient is φ = 4515912000.

The previous prime is 11133420407. The next prime is 11133420427. The reversal of 11133420424 is 42402433111.

It is not an unprimeable number, because it can be changed into a prime (11133420427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1220119 + ... + 1229209.

It is an arithmetic number, because the mean of its divisors is an integer number (392774400).

Almost surely, 2^11133420424 is an apocalyptic number.

11133420424 is a gapful number since it is divisible by the number (14) 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 11133420424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12568780800).

11133420424 is an abundant number, since it is smaller than the sum of its proper divisors (14004141176).

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

11133420424 is a wasteful number, since it uses less digits than its factorization.

11133420424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10274 (or 10270 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11133420424 its reverse (42402433111), we get a palindrome (53535853535).

The spelling of 11133420424 in words is "eleven billion, one hundred thirty-three million, four hundred twenty thousand, four hundred twenty-four".