6671121222 has 32 divisors (see below), whose sum is σ = 13662253440. Its totient is φ = 2170445760.

The previous prime is 6671121161. The next prime is 6671121253. The reversal of 6671121222 is 2221211766.

It is a self number, because there is not a number n which added to its sum of digits gives 6671121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386554 + ... + 403442.

It is an arithmetic number, because the mean of its divisors is an integer number (426945420).

Almost surely, 2^6671121222 is an apocalyptic number.

6671121222 is an abundant number, since it is smaller than the sum of its proper divisors (6991132218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6671121222 is a wasteful number, since it uses less digits than its factorization.

6671121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18468.

The product of its digits is 4032, while the sum is 30.

The square root of 6671121222 is about 81676.9320065341. The cubic root of 6671121222 is about 1882.4911541376.

Adding to 6671121222 its reverse (2221211766), we get a palindrome (8892332988).

The spelling of 6671121222 in words is "six billion, six hundred seventy-one million, one hundred twenty-one thousand, two hundred twenty-two".