4024443242121 has 4 divisors (see below), whose sum is σ = 5365924322832. Its totient is φ = 2682962161412.

The previous prime is 4024443242107. The next prime is 4024443242137. The reversal of 4024443242121 is 1212423444204.

4024443242121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4024443242121 - 2¹¹ = 4024443240073 is a prime.

It is a super-2 number, since 2×4024443242121² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4024443242321) 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, 670740540351 + ... + 670740540356.

It is an arithmetic number, because the mean of its divisors is an integer number (1341481080708).

Almost surely, 2^{4024443242121} is an apocalyptic number.

It is an amenable number.

4024443242121 is a deficient number, since it is larger than the sum of its proper divisors (1341481080711).

4024443242121 is a wasteful number, since it uses less digits than its factorization.

4024443242121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341481080710.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 4024443242121 its reverse (1212423444204), we get a palindrome (5236866686325).

The spelling of 4024443242121 in words is "four trillion, twenty-four billion, four hundred forty-three million, two hundred forty-two thousand, one hundred twenty-one".