4324212021 has 16 divisors (see below), whose sum is σ = 6148699200. Its totient is φ = 2693707008.

The previous prime is 4324212001. The next prime is 4324212031. The reversal of 4324212021 is 1202124234.

It is not a de Polignac number, because 4324212021 - 2⁵ = 4324211989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4324212001) 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 15 ways as a sum of consecutive naturals, for example, 297906 + ... + 312083.

It is an arithmetic number, because the mean of its divisors is an integer number (384293700).

Almost surely, 2^4324212021 is an apocalyptic number.

It is an amenable number.

4324212021 is a deficient number, since it is larger than the sum of its proper divisors (1824487179).

4324212021 is a wasteful number, since it uses less digits than its factorization.

4324212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610148.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4324212021 is about 65758.7410235324. The cubic root of 4324212021 is about 1629.1797120964.

Adding to 4324212021 its reverse (1202124234), we get a palindrome (5526336255).

The spelling of 4324212021 in words is "four billion, three hundred twenty-four million, two hundred twelve thousand, twenty-one".