4001103144420 has 24 divisors (see below), whose sum is σ = 11203088804544. Its totient is φ = 1066960838496.

The previous prime is 4001103144403. The next prime is 4001103144421. The reversal of 4001103144420 is 244413011004.

4001103144420 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 2×4001103144420² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4001103144421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33342526144 + ... + 33342526263.

It is an arithmetic number, because the mean of its divisors is an integer number (466795366856).

Almost surely, 2^{4001103144420} is an apocalyptic number.

It is an amenable number.

4001103144420 is an abundant number, since it is smaller than the sum of its proper divisors (7201985660124).

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

4001103144420 is a wasteful number, since it uses less digits than its factorization.

4001103144420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66685052419 (or 66685052417 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 4001103144420 its reverse (244413011004), we get a palindrome (4245516155424).

The spelling of 4001103144420 in words is "four trillion, one billion, one hundred three million, one hundred forty-four thousand, four hundred twenty".