4034203121420 has 24 divisors (see below), whose sum is σ = 8472073218000. Its totient is φ = 1613634265152.

The previous prime is 4034203121407. The next prime is 4034203121423. The reversal of 4034203121420 is 241213024304.

It is a self number, because there is not a number n which added to its sum of digits gives 4034203121420.

It is not an unprimeable number, because it can be changed into a prime (4034203121423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2228210 + ... + 3610169.

It is an arithmetic number, because the mean of its divisors is an integer number (353003050750).

Almost surely, 2^{4034203121420} is an apocalyptic number.

It is an amenable number.

4034203121420 is an abundant number, since it is smaller than the sum of its proper divisors (4437870096580).

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

4034203121420 is a wasteful number, since it uses less digits than its factorization.

4034203121420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872937 (or 5872935 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4034203121420 its reverse (241213024304), we get a palindrome (4275416145724).

The spelling of 4034203121420 in words is "four trillion, thirty-four billion, two hundred three million, one hundred twenty-one thousand, four hundred twenty".