6811223229 has 16 divisors (see below), whose sum is σ = 10092451200. Its totient is φ = 4540027968.

The previous prime is 6811223219. The next prime is 6811223231. The reversal of 6811223229 is 9223221186.

It is a happy number.

It is not a de Polignac number, because 6811223229 - 2⁷ = 6811223101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6811223193 and 6811223202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6811223219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166032 + ... + 202950.

It is an arithmetic number, because the mean of its divisors is an integer number (630778200).

Almost surely, 2^6811223229 is an apocalyptic number.

It is an amenable number.

6811223229 is a deficient number, since it is larger than the sum of its proper divisors (3281227971).

6811223229 is a wasteful number, since it uses less digits than its factorization.

6811223229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43761 (or 43755 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 6811223229 is about 82530.1352779698. The cubic root of 6811223229 is about 1895.5781964062.

The spelling of 6811223229 in words is "six billion, eight hundred eleven million, two hundred twenty-three thousand, two hundred twenty-nine".