4020330341 has 4 divisors (see below), whose sum is σ = 4076954784. Its totient is φ = 3963705900.

The previous prime is 4020330331. The next prime is 4020330343. The reversal of 4020330341 is 1430330204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4020330341 - 2¹⁰ = 4020329317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020330343) 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, 28312115 + ... + 28312256.

It is an arithmetic number, because the mean of its divisors is an integer number (1019238696).

Almost surely, 2^4020330341 is an apocalyptic number.

It is an amenable number.

4020330341 is a deficient number, since it is larger than the sum of its proper divisors (56624443).

4020330341 is an equidigital number, since it uses as much as digits as its factorization.

4020330341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56624442.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4020330341 is about 63406.0749534301. The cubic root of 4020330341 is about 1590.0858755353.

Adding to 4020330341 its reverse (1430330204), we get a palindrome (5450660545).

The spelling of 4020330341 in words is "four billion, twenty million, three hundred thirty thousand, three hundred forty-one".