2100213210 has 16 divisors (see below), whose sum is σ = 5040511776. Its totient is φ = 560056848.

The previous prime is 2100213179. The next prime is 2100213211. The reversal of 2100213210 is 123120012.

It is not an unprimeable number, because it can be changed into a prime (2100213211) 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, 35003524 + ... + 35003583.

It is an arithmetic number, because the mean of its divisors is an integer number (315031986).

Almost surely, 2^2100213210 is an apocalyptic number.

2100213210 is an abundant number, since it is smaller than the sum of its proper divisors (2940298566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100213210 is a wasteful number, since it uses less digits than its factorization.

2100213210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70007117.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2100213210 is about 45828.0832023335. The cubic root of 2100213210 is about 1280.6225019786.

Adding to 2100213210 its reverse (123120012), we get a palindrome (2223333222).

The spelling of 2100213210 in words is "two billion, one hundred million, two hundred thirteen thousand, two hundred ten".