2100099982 has 16 divisors (see below), whose sum is σ = 3332791440. Its totient is φ = 989731008.

The previous prime is 2100099979. The next prime is 2100100033. The reversal of 2100099982 is 2899900012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132783 + ... + 147754.

It is an arithmetic number, because the mean of its divisors is an integer number (208299465).

Almost surely, 2^2100099982 is an apocalyptic number.

2100099982 is a deficient number, since it is larger than the sum of its proper divisors (1232691458).

2100099982 is a wasteful number, since it uses less digits than its factorization.

2100099982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280755.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 2100099982 is about 45826.8478296293. The cubic root of 2100099982 is about 1280.5994876596.

Adding to 2100099982 its reverse (2899900012), we get a palindrome (4999999994).

The spelling of 2100099982 in words is "two billion, one hundred million, ninety-nine thousand, nine hundred eighty-two".