4223144434121 has 8 divisors (see below), whose sum is σ = 4227243901920. Its totient is φ = 4219046810272.

The previous prime is 4223144434111. The next prime is 4223144434123. The reversal of 4223144434121 is 1214344413224.

4223144434121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4223144434121 - 2²² = 4223140239817 is a prime.

It is a super-2 number, since 2×4223144434121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4223144434123) 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, 4144061 + ... + 5061573.

It is an arithmetic number, because the mean of its divisors is an integer number (528405487740).

Almost surely, 2^{4223144434121} is an apocalyptic number.

It is an amenable number.

4223144434121 is a deficient number, since it is larger than the sum of its proper divisors (4099467799).

4223144434121 is a wasteful number, since it uses less digits than its factorization.

4223144434121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921975.

The product of its digits is 73728, while the sum is 35.

Adding to 4223144434121 its reverse (1214344413224), we get a palindrome (5437488847345).

The spelling of 4223144434121 in words is "four trillion, two hundred twenty-three billion, one hundred forty-four million, four hundred thirty-four thousand, one hundred twenty-one".