212102020221010 has 16 divisors (see below), whose sum is σ = 381785740117056. Its totient is φ = 84840340595248.

The previous prime is 212102020220977. The next prime is 212102020221019. The reversal of 212102020221010 is 10122020201212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (212102020221019) 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, 56528134 + ... + 60163393.

It is an arithmetic number, because the mean of its divisors is an integer number (23861608757316).

Almost surely, 2^{212102020221010} is an apocalyptic number.

212102020221010 is a deficient number, since it is larger than the sum of its proper divisors (169683719896046).

212102020221010 is a wasteful number, since it uses less digits than its factorization.

212102020221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116873297.

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

Adding to 212102020221010 its reverse (10122020201212), we get a palindrome (222224040422222).

The spelling of 212102020221010 in words is "two hundred twelve trillion, one hundred two billion, twenty million, two hundred twenty-one thousand, ten".