4443230121 has 8 divisors (see below), whose sum is σ = 6462880224. Its totient is φ = 2692866720.

The previous prime is 4443230087. The next prime is 4443230131. The reversal of 4443230121 is 1210323444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4443230121 - 2¹⁷ = 4443099049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4443230091 and 4443230100.

It is not an unprimeable number, because it can be changed into a prime (4443230131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67321636 + ... + 67321701.

It is an arithmetic number, because the mean of its divisors is an integer number (807860028).

Almost surely, 2^4443230121 is an apocalyptic number.

It is an amenable number.

4443230121 is a deficient number, since it is larger than the sum of its proper divisors (2019650103).

4443230121 is a wasteful number, since it uses less digits than its factorization.

4443230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134643351.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4443230121 is about 66657.5586186593. The cubic root of 4443230121 is about 1643.9916302905.

Adding to 4443230121 its reverse (1210323444), we get a palindrome (5653553565).

The spelling of 4443230121 in words is "four billion, four hundred forty-three million, two hundred thirty thousand, one hundred twenty-one".