4121204443 has 16 divisors (see below), whose sum is σ = 4424889600. Its totient is φ = 3826841760.

The previous prime is 4121204431. The next prime is 4121204453. The reversal of 4121204443 is 3444021214.

It is a cyclic number.

It is not a de Polignac number, because 4121204443 - 2¹⁷ = 4121073371 is a prime.

It is a super-2 number, since 2×4121204443² = 33968652122005880498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4121204453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224548 + ... + 242206.

It is an arithmetic number, because the mean of its divisors is an integer number (276555600).

Almost surely, 2^4121204443 is an apocalyptic number.

4121204443 is a deficient number, since it is larger than the sum of its proper divisors (303685157).

4121204443 is a wasteful number, since it uses less digits than its factorization.

4121204443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17922.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4121204443 is about 64196.6077219038. The cubic root of 4121204443 is about 1603.2751199348.

Adding to 4121204443 its reverse (3444021214), we get a palindrome (7565225657).

The spelling of 4121204443 in words is "four billion, one hundred twenty-one million, two hundred four thousand, four hundred forty-three".