4234443120121 has 4 divisors (see below), whose sum is σ = 4236765910272. Its totient is φ = 4232120329972.

The previous prime is 4234443120119. The next prime is 4234443120211. The reversal of 4234443120121 is 1210213444324.

It is a happy number.

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 4234443120121 - 2¹ = 4234443120119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4234443150121) 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, 1161392341 + ... + 1161395986.

It is an arithmetic number, because the mean of its divisors is an integer number (1059191477568).

Almost surely, 2^{4234443120121} is an apocalyptic number.

It is an amenable number.

4234443120121 is a deficient number, since it is larger than the sum of its proper divisors (2322790151).

4234443120121 is a wasteful number, since it uses less digits than its factorization.

4234443120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322790150.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 4234443120121 its reverse (1210213444324), we get a palindrome (5444656564445).

The spelling of 4234443120121 in words is "four trillion, two hundred thirty-four billion, four hundred forty-three million, one hundred twenty thousand, one hundred twenty-one".