4212216723 has 64 divisors (see below), whose sum is σ = 6986649600. Its totient is φ = 2219218560.

The previous prime is 4212216719. The next prime is 4212216733. The reversal of 4212216723 is 3276122124.

It is not a de Polignac number, because 4212216723 - 2² = 4212216719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4212216733) 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 63 ways as a sum of consecutive naturals, for example, 1457586 + ... + 1460472.

It is an arithmetic number, because the mean of its divisors is an integer number (109166400).

Almost surely, 2^4212216723 is an apocalyptic number.

4212216723 is a deficient number, since it is larger than the sum of its proper divisors (2774432877).

4212216723 is a wasteful number, since it uses less digits than its factorization.

4212216723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112.

The product of its digits is 8064, while the sum is 30.

The square root of 4212216723 is about 64901.5926075778. The cubic root of 4212216723 is about 1614.9914817738.

Adding to 4212216723 its reverse (3276122124), we get a palindrome (7488338847).

The spelling of 4212216723 in words is "four billion, two hundred twelve million, two hundred sixteen thousand, seven hundred twenty-three".