4021120441 has 16 divisors (see below), whose sum is σ = 4478048064. Its totient is φ = 3587373504.

The previous prime is 4021120399. The next prime is 4021120457. The reversal of 4021120441 is 1440211204.

It is not a de Polignac number, because 4021120441 - 2¹¹ = 4021118393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021120471) 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, 2610 + ... + 89716.

It is an arithmetic number, because the mean of its divisors is an integer number (279878004).

Almost surely, 2^4021120441 is an apocalyptic number.

It is an amenable number.

4021120441 is a deficient number, since it is larger than the sum of its proper divisors (456927623).

4021120441 is a wasteful number, since it uses less digits than its factorization.

4021120441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87240.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 4021120441 is about 63412.3051229018. The cubic root of 4021120441 is about 1590.1900331917.

Adding to 4021120441 its reverse (1440211204), we get a palindrome (5461331645).

The spelling of 4021120441 in words is "four billion, twenty-one million, one hundred twenty thousand, four hundred forty-one".