12212122010210 has 8 divisors (see below), whose sum is σ = 21981819618396. Its totient is φ = 4884848804080.

The previous prime is 12212122010189. The next prime is 12212122010227. The reversal of 12212122010210 is 1201022121221.

It can be written as a sum of positive squares in 2 ways, for example, as 11818351955089 + 393770055121 = 3437783^2 + 627511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610606100501 + ... + 610606100520.

Almost surely, 2^{12212122010210} is an apocalyptic number.

12212122010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12212122010210 is a deficient number, since it is larger than the sum of its proper divisors (9769697608186).

12212122010210 is a wasteful number, since it uses less digits than its factorization.

12212122010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221212201028.

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

Adding to 12212122010210 its reverse (1201022121221), we get a palindrome (13413144131431).

The spelling of 12212122010210 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-two million, ten thousand, two hundred ten".