11013323420 has 24 divisors (see below), whose sum is σ = 25230523248. Its totient is φ = 4004844800.

The previous prime is 11013323413. The next prime is 11013323429. The reversal of 11013323420 is 2432331011.

11013323420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11013323392 and 11013323401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013323429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25030061 + ... + 25030500.

It is an arithmetic number, because the mean of its divisors is an integer number (1051271802).

Almost surely, 2^11013323420 is an apocalyptic number.

11013323420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11013323420 is an abundant number, since it is smaller than the sum of its proper divisors (14217199828).

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

11013323420 is a wasteful number, since it uses less digits than its factorization.

11013323420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50060581 (or 50060579 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11013323420 its reverse (2432331011), we get a palindrome (13445654431).

It can be divided in two parts, 11013 and 323420, that added together give a palindrome (334433).

The spelling of 11013323420 in words is "eleven billion, thirteen million, three hundred twenty-three thousand, four hundred twenty".