12041103420 has 144 divisors (see below), whose sum is σ = 36906629760. Its totient is φ = 3177532800.

The previous prime is 12041103341. The next prime is 12041103463. The reversal of 12041103420 is 2430114021.

12041103420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12041103420² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12041103393 and 12041103402.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 16293411 + ... + 16294149.

It is an arithmetic number, because the mean of its divisors is an integer number (256296040).

Almost surely, 2^12041103420 is an apocalyptic number.

12041103420 is a gapful number since it is divisible by the number (10) 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 12041103420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18453314880).

12041103420 is an abundant number, since it is smaller than the sum of its proper divisors (24865526340).

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

12041103420 is a wasteful number, since it uses less digits than its factorization.

12041103420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12041103420 its reverse (2430114021), we get a palindrome (14471217441).

The spelling of 12041103420 in words is "twelve billion, forty-one million, one hundred three thousand, four hundred twenty".