2122775300 has 18 divisors (see below), whose sum is σ = 4606422618. Its totient is φ = 849110080.

The previous prime is 2122775299. The next prime is 2122775339. The reversal of 2122775300 is 35772212.

It can be written as a sum of positive squares in 3 ways, for example, as 393546244 + 1729229056 = 19838^2 + 41584^2 .

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 5 ways as a sum of consecutive naturals, for example, 10613777 + ... + 10613976.

Almost surely, 2^2122775300 is an apocalyptic number.

2122775300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122775300 is an abundant number, since it is smaller than the sum of its proper divisors (2483647318).

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

2122775300 is a wasteful number, since it uses less digits than its factorization.

2122775300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21227767 (or 21227760 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 2122775300 is about 46073.5857080822. The cubic root of 2122775300 is about 1285.1919853248.

The spelling of 2122775300 in words is "two billion, one hundred twenty-two million, seven hundred seventy-five thousand, three hundred".