2103829899 has 16 divisors (see below), whose sum is σ = 2860425984. Its totient is φ = 1375164000.

The previous prime is 2103829873. The next prime is 2103829919. The reversal of 2103829899 is 9989283012.

It is not a de Polignac number, because 2103829899 - 2²⁷ = 1969612171 is a prime.

It is a super-2 number, since 2×2103829899² = 8852200487852700402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2103829699) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2497 + ... + 64914.

It is an arithmetic number, because the mean of its divisors is an integer number (178776624).

Almost surely, 2^2103829899 is an apocalyptic number.

2103829899 is a deficient number, since it is larger than the sum of its proper divisors (756596085).

2103829899 is a wasteful number, since it uses less digits than its factorization.

2103829899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67618.

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 2103829899 is about 45867.5255382280. The cubic root of 2103829899 is about 1281.3571825020.

The spelling of 2103829899 in words is "two billion, one hundred three million, eight hundred twenty-nine thousand, eight hundred ninety-nine".