4220321001 has 16 divisors (see below), whose sum is σ = 6061151040. Its totient is φ = 2596605120.

The previous prime is 4220320999. The next prime is 4220321023. The reversal of 4220321001 is 1001230224.

It is not a de Polignac number, because 4220321001 - 2¹ = 4220320999 is a prime.

It is a super-2 number, since 2×4220321001² = 35622218702963284002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4220321081) 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, 307986 + ... + 321396.

It is an arithmetic number, because the mean of its divisors is an integer number (378821940).

Almost surely, 2^4220321001 is an apocalyptic number.

It is an amenable number.

4220321001 is a deficient number, since it is larger than the sum of its proper divisors (1840830039).

4220321001 is a wasteful number, since it uses less digits than its factorization.

4220321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21496.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 4220321001 is about 64963.9977295117. The cubic root of 4220321001 is about 1616.0265626505.

Adding to 4220321001 its reverse (1001230224), we get a palindrome (5221551225).

It can be divided in two parts, 4220 and 321001, that added together give a triangular number (325221 = T₈₀₆).

The spelling of 4220321001 in words is "four billion, two hundred twenty million, three hundred twenty-one thousand, one".