6709221122 has 18 divisors (see below), whose sum is σ = 10693783497. Its totient is φ = 3156353824.

The previous prime is 6709221109. The next prime is 6709221163. The reversal of 6709221122 is 2211229076.

It can be written as a sum of positive squares in 2 ways, for example, as 6140446321 + 568774801 = 78361^2 + 23849^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=57919.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 1967543 + ... + 1970949.

Almost surely, 2^6709221122 is an apocalyptic number.

6709221122 is a deficient number, since it is larger than the sum of its proper divisors (3984562375).

6709221122 is an frugal number, since it uses more digits than its factorization.

6709221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850 (or 3426 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 6709221122 is about 81909.8353190873. The cubic root of 6709221122 is about 1886.0680948909.

Multiplying 6709221122 by its sum of digits (32), we get a square (214695075904 = 463352²).

The spelling of 6709221122 in words is "six billion, seven hundred nine million, two hundred twenty-one thousand, one hundred twenty-two".