4343422121 has 8 divisors (see below), whose sum is σ = 4537553664. Its totient is φ = 4152666960.

The previous prime is 4343422117. The next prime is 4343422151. The reversal of 4343422121 is 1212243434.

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 4343422121 - 2² = 4343422117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4343422151) 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, 841466 + ... + 846611.

It is an arithmetic number, because the mean of its divisors is an integer number (567194208).

Almost surely, 2^4343422121 is an apocalyptic number.

It is an amenable number.

4343422121 is a deficient number, since it is larger than the sum of its proper divisors (194131543).

4343422121 is a wasteful number, since it uses less digits than its factorization.

4343422121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688191.

The product of its digits is 4608, while the sum is 26.

The square root of 4343422121 is about 65904.6441535041. The cubic root of 4343422121 is about 1631.5886654028.

Adding to 4343422121 its reverse (1212243434), we get a palindrome (5555665555).

The spelling of 4343422121 in words is "four billion, three hundred forty-three million, four hundred twenty-two thousand, one hundred twenty-one".