8120522122 has 4 divisors (see below), whose sum is σ = 12180783186. Its totient is φ = 4060261060.

The previous prime is 8120522089. The next prime is 8120522167. The reversal of 8120522122 is 2212250218.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4489134001 + 3631388121 = 67001^2 + 60261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2030130529 + ... + 2030130532.

Almost surely, 2^8120522122 is an apocalyptic number.

8120522122 is a deficient number, since it is larger than the sum of its proper divisors (4060261064).

8120522122 is a wasteful number, since it uses less digits than its factorization.

8120522122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060261063.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 8120522122 is about 90113.9396652926. The cubic root of 8120522122 is about 2009.9934920542.

The spelling of 8120522122 in words is "eight billion, one hundred twenty million, five hundred twenty-two thousand, one hundred twenty-two".