4344023332221 has 16 divisors (see below), whose sum is σ = 6159729240000. Its totient is φ = 2715309209088.

The previous prime is 4344023332217. The next prime is 4344023332237. The reversal of 4344023332221 is 1222333204434.

It is not a de Polignac number, because 4344023332221 - 2² = 4344023332217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4344023332211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392834346 + ... + 392845403.

It is an arithmetic number, because the mean of its divisors is an integer number (384983077500).

Almost surely, 2^{4344023332221} is an apocalyptic number.

It is an amenable number.

4344023332221 is a deficient number, since it is larger than the sum of its proper divisors (1815705907779).

4344023332221 is a wasteful number, since it uses less digits than its factorization.

4344023332221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785679868.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 4344023332221 its reverse (1222333204434), we get a palindrome (5566356536655).

The spelling of 4344023332221 in words is "four trillion, three hundred forty-four billion, twenty-three million, three hundred thirty-two thousand, two hundred twenty-one".