2102200004 has 12 divisors (see below), whose sum is σ = 3697912764. Its totient is φ = 1045653504.

The previous prime is 2102199997. The next prime is 2102200007. The reversal of 2102200004 is 4000022012.

It can be written as a sum of positive squares in 2 ways, for example, as 707028100 + 1395171904 = 26590^2 + 37352^2 .

It is not an unprimeable number, because it can be changed into a prime (2102200007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1360757 + ... + 1362300.

It is an arithmetic number, because the mean of its divisors is an integer number (308159397).

Almost surely, 2^2102200004 is an apocalyptic number.

It is an amenable number.

2102200004 is a deficient number, since it is larger than the sum of its proper divisors (1595712760).

2102200004 is a wasteful number, since it uses less digits than its factorization.

2102200004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723254 (or 2723252 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2102200004 is about 45849.7546776425. The cubic root of 2102200004 is about 1281.0261961056.

Adding to 2102200004 its reverse (4000022012), we get a palindrome (6102222016).

The spelling of 2102200004 in words is "two billion, one hundred two million, two hundred thousand, four".