2118899122 has 8 divisors (see below), whose sum is σ = 3179115036. Its totient is φ = 1059194112.

The previous prime is 2118899087. The next prime is 2118899141. The reversal of 2118899122 is 2219988112.

It can be written as a sum of positive squares in 2 ways, for example, as 2016099801 + 102799321 = 44901^2 + 10139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 117183 + ... + 134050.

Almost surely, 2^2118899122 is an apocalyptic number.

2118899122 is a deficient number, since it is larger than the sum of its proper divisors (1060215914).

2118899122 is a wasteful number, since it uses less digits than its factorization.

2118899122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255452.

The product of its digits is 41472, while the sum is 43.

The square root of 2118899122 is about 46031.5014093610. The cubic root of 2118899122 is about 1284.4092571473.

The spelling of 2118899122 in words is "two billion, one hundred eighteen million, eight hundred ninety-nine thousand, one hundred twenty-two".