6216412213 has 4 divisors (see below), whose sum is σ = 6781540608. Its totient is φ = 5651283820.

The previous prime is 6216412211. The next prime is 6216412289. The reversal of 6216412213 is 3122146126.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6216412213 - 2¹ = 6216412211 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 (6216412211) 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 3 ways as a sum of consecutive naturals, for example, 282564181 + ... + 282564202.

It is an arithmetic number, because the mean of its divisors is an integer number (1695385152).

Almost surely, 2^6216412213 is an apocalyptic number.

It is an amenable number.

6216412213 is a deficient number, since it is larger than the sum of its proper divisors (565128395).

6216412213 is a wasteful number, since it uses less digits than its factorization.

6216412213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565128394.

The product of its digits is 3456, while the sum is 28.

The square root of 6216412213 is about 78844.2275185698. The cubic root of 6216412213 is about 1838.7101283023.

Adding to 6216412213 its reverse (3122146126), we get a palindrome (9338558339).

The spelling of 6216412213 in words is "six billion, two hundred sixteen million, four hundred twelve thousand, two hundred thirteen".