4220242171 has 4 divisors (see below), whose sum is σ = 4442360200. Its totient is φ = 3998124144.

The previous prime is 4220242151. The next prime is 4220242223. The reversal of 4220242171 is 1712420224.

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

It is a cyclic number.

It is not a de Polignac number, because 4220242171 - 2²³ = 4211853563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220242121) 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, 111058986 + ... + 111059023.

It is an arithmetic number, because the mean of its divisors is an integer number (1110590050).

Almost surely, 2^4220242171 is an apocalyptic number.

4220242171 is a deficient number, since it is larger than the sum of its proper divisors (222118029).

4220242171 is a wasteful number, since it uses less digits than its factorization.

4220242171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222118028.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 4220242171 is about 64963.3910060120. The cubic root of 4220242171 is about 1616.0165008435.

Adding to 4220242171 its reverse (1712420224), we get a palindrome (5932662395).

The spelling of 4220242171 in words is "four billion, two hundred twenty million, two hundred forty-two thousand, one hundred seventy-one".