12210212221010 has 16 divisors (see below), whose sum is σ = 21981584566656. Its totient is φ = 4883373206448.

The previous prime is 12210212220961. The next prime is 12210212221021. The reversal of 12210212221010 is 1012221201221.

It is a self number, because there is not a number n which added to its sum of digits gives 12210212221010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88888184 + ... + 89025443.

It is an arithmetic number, because the mean of its divisors is an integer number (1373849035416).

Almost surely, 2^{12210212221010} is an apocalyptic number.

12210212221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210212221010 is a deficient number, since it is larger than the sum of its proper divisors (9771372345646).

12210212221010 is a wasteful number, since it uses less digits than its factorization.

12210212221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177920497.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12210212221010 its reverse (1012221201221), we get a palindrome (13222433422231).

The spelling of 12210212221010 in words is "twelve trillion, two hundred ten billion, two hundred twelve million, two hundred twenty-one thousand, ten".