34430204021 has 16 divisors (see below), whose sum is σ = 35070380928. Its totient is φ = 33794712000.

The previous prime is 34430203999. The next prime is 34430204041. The reversal of 34430204021 is 12040203443.

It is a cyclic number.

It is not a de Polignac number, because 34430204021 - 2¹⁴ = 34430187637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34430204041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27833015 + ... + 27834251.

It is an arithmetic number, because the mean of its divisors is an integer number (2191898808).

Almost surely, 2^34430204021 is an apocalyptic number.

It is an amenable number.

34430204021 is a deficient number, since it is larger than the sum of its proper divisors (640176907).

34430204021 is a wasteful number, since it uses less digits than its factorization.

34430204021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 34430204021 its reverse (12040203443), we get a palindrome (46470407464).

The spelling of 34430204021 in words is "thirty-four billion, four hundred thirty million, two hundred four thousand, twenty-one".