4340200121121 has 4 divisors (see below), whose sum is σ = 5786933494832. Its totient is φ = 2893466747412.

The previous prime is 4340200121111. The next prime is 4340200121167. The reversal of 4340200121121 is 1211210020434.

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 not a de Polignac number, because 4340200121121 - 2⁶ = 4340200121057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4340200121111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723366686851 + ... + 723366686856.

It is an arithmetic number, because the mean of its divisors is an integer number (1446733373708).

Almost surely, 2^{4340200121121} is an apocalyptic number.

It is an amenable number.

4340200121121 is a deficient number, since it is larger than the sum of its proper divisors (1446733373711).

4340200121121 is a wasteful number, since it uses less digits than its factorization.

4340200121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446733373710.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 4340200121121 its reverse (1211210020434), we get a palindrome (5551410141555).

The spelling of 4340200121121 in words is "four trillion, three hundred forty billion, two hundred million, one hundred twenty-one thousand, one hundred twenty-one".