4243214334021 has 32 divisors (see below), whose sum is σ = 6223495004160. Its totient is φ = 2555224069824.

The previous prime is 4243214333993. The next prime is 4243214334059. The reversal of 4243214334021 is 1204334123424.

It is not a de Polignac number, because 4243214334021 - 2¹³ = 4243214325829 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243214334061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10952406 + ... + 11333208.

It is an arithmetic number, because the mean of its divisors is an integer number (194484218880).

Almost surely, 2^{4243214334021} is an apocalyptic number.

It is an amenable number.

4243214334021 is a deficient number, since it is larger than the sum of its proper divisors (1980280670139).

4243214334021 is a wasteful number, since it uses less digits than its factorization.

4243214334021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386945.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4243214334021 its reverse (1204334123424), we get a palindrome (5447548457445).

The spelling of 4243214334021 in words is "four trillion, two hundred forty-three billion, two hundred fourteen million, three hundred thirty-four thousand, twenty-one".