4340221040121 has 8 divisors (see below), whose sum is σ = 5789089739520. Its totient is φ = 2892416517072.

The previous prime is 4340221040117. The next prime is 4340221040131. The reversal of 4340221040121 is 1210401220434.

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

It is not a de Polignac number, because 4340221040121 - 2² = 4340221040117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4340221040091 and 4340221040100.

It is not an unprimeable number, because it can be changed into a prime (4340221040101) 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, 266034570 + ... + 266050883.

It is an arithmetic number, because the mean of its divisors is an integer number (723636217440).

Almost surely, 2^{4340221040121} is an apocalyptic number.

It is an amenable number.

4340221040121 is a deficient number, since it is larger than the sum of its proper divisors (1448868699399).

4340221040121 is a wasteful number, since it uses less digits than its factorization.

4340221040121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532088175.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 4340221040121 its reverse (1210401220434), we get a palindrome (5550622260555).

The spelling of 4340221040121 in words is "four trillion, three hundred forty billion, two hundred twenty-one million, forty thousand, one hundred twenty-one".