2101204210 has 16 divisors (see below), whose sum is σ = 4322477376. Its totient is φ = 720412848.

The previous prime is 2101204207. The next prime is 2101204213. The reversal of 2101204210 is 124021012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2101204207) and next prime (2101204213).

It is not an unprimeable number, because it can be changed into a prime (2101204213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15008532 + ... + 15008671.

It is an arithmetic number, because the mean of its divisors is an integer number (270154836).

Almost surely, 2^2101204210 is an apocalyptic number.

2101204210 is an abundant number, since it is smaller than the sum of its proper divisors (2221273166).

2101204210 is a wasteful number, since it uses less digits than its factorization.

2101204210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30017217.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2101204210 is about 45838.8940747920. The cubic root of 2101204210 is about 1280.8238938080.

Adding to 2101204210 its reverse (124021012), we get a palindrome (2225225222).

The spelling of 2101204210 in words is "two billion, one hundred one million, two hundred four thousand, two hundred ten".