2102041204 has 6 divisors (see below), whose sum is σ = 3678572114. Its totient is φ = 1051020600.

The previous prime is 2102041199. The next prime is 2102041217. The reversal of 2102041204 is 4021402012.

It can be written as a sum of positive squares in only one way, i.e., 2041232400 + 60808804 = 45180^2 + 7798^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 262755147 + ... + 262755154.

Almost surely, 2^2102041204 is an apocalyptic number.

It is an amenable number.

2102041204 is a deficient number, since it is larger than the sum of its proper divisors (1576530910).

2102041204 is a wasteful number, since it uses less digits than its factorization.

2102041204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525510305 (or 525510303 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2102041204 is about 45848.0229017566. The cubic root of 2102041204 is about 1280.9939390920.

Adding to 2102041204 its reverse (4021402012), we get a palindrome (6123443216).

The spelling of 2102041204 in words is "two billion, one hundred two million, forty-one thousand, two hundred four".