2099188000 has 384 divisors, whose sum is σ = 6516357120. Its totient is φ = 646963200.

The previous prime is 2099187967. The next prime is 2099188019. The reversal of 2099188000 is 8819902.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26571961 + ... + 26572039.

It is an arithmetic number, because the mean of its divisors is an integer number (16969680).

Almost surely, 2^2099188000 is an apocalyptic number.

2099188000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2099188000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3258178560).

2099188000 is an abundant number, since it is smaller than the sum of its proper divisors (4417169120).

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

2099188000 is a wasteful number, since it uses less digits than its factorization.

2099188000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 2099188000 is about 45816.8964466167. The cubic root of 2099188000 is about 1280.4140912838.

The spelling of 2099188000 in words is "two billion, ninety-nine million, one hundred eighty-eight thousand".