4021430343041 has 4 divisors (see below), whose sum is σ = 4160100354900. Its totient is φ = 3882760331184.

The previous prime is 4021430343013. The next prime is 4021430343061. The reversal of 4021430343041 is 1403430341204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1132521640000 + 2888908703041 = 1064200^2 + 1699679^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021430343041 - 2¹⁴ = 4021430326657 is a prime.

It is a super-3 number, since 3×4021430343041³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 138670011829 = 4021430343041 / (4 + 0 + 2 + 1 + 4 + 3 + 0 + 3 + 4 + 3 + 0 + 4 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4021430342995 and 4021430343013.

It is not an unprimeable number, because it can be changed into a prime (4021430343011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69335005886 + ... + 69335005943.

It is an arithmetic number, because the mean of its divisors is an integer number (1040025088725).

Almost surely, 2^{4021430343041} is an apocalyptic number.

It is an amenable number.

4021430343041 is a deficient number, since it is larger than the sum of its proper divisors (138670011859).

4021430343041 is a wasteful number, since it uses less digits than its factorization.

4021430343041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138670011858.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4021430343041 its reverse (1403430341204), we get a palindrome (5424860684245).

The spelling of 4021430343041 in words is "four trillion, twenty-one billion, four hundred thirty million, three hundred forty-three thousand, forty-one".