2102212102210 has 128 divisors (see below), whose sum is σ = 4319585107200. Its totient is φ = 729590400000.

The previous prime is 2102212102201. The next prime is 2102212102229. The reversal of 2102212102210 is 122012122012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 212318260 + ... + 212328160.

It is an arithmetic number, because the mean of its divisors is an integer number (33746758650).

Almost surely, 2^{2102212102210} is an apocalyptic number.

2102212102210 is an abundant number, since it is smaller than the sum of its proper divisors (2217373004990).

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

2102212102210 is a wasteful number, since it uses less digits than its factorization.

2102212102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10708.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102212102210 its reverse (122012122012), we get a palindrome (2224224224222).

The spelling of 2102212102210 in words is "two trillion, one hundred two billion, two hundred twelve million, one hundred two thousand, two hundred ten".