4021043434043 has 16 divisors (see below), whose sum is σ = 4118487639552. Its totient is φ = 3923779860000.

The previous prime is 4021043433997. The next prime is 4021043434061. The reversal of 4021043434043 is 3404343401204.

4021043434043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4021043434043 - 2⁸ = 4021043433787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021043434063) 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, 219707993 + ... + 219726293.

It is an arithmetic number, because the mean of its divisors is an integer number (257405477472).

Almost surely, 2^{4021043434043} is an apocalyptic number.

4021043434043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4021043434043 is a deficient number, since it is larger than the sum of its proper divisors (97444205509).

4021043434043 is a wasteful number, since it uses less digits than its factorization.

4021043434043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22946.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4021043434043 its reverse (3404343401204), we get a palindrome (7425386835247).

The spelling of 4021043434043 in words is "four trillion, twenty-one billion, forty-three million, four hundred thirty-four thousand, forty-three".