12210011212213 has 8 divisors (see below), whose sum is σ = 12410377615800. Its totient is φ = 12009651334080.

The previous prime is 12210011212211. The next prime is 12210011212277. The reversal of 12210011212213 is 31221211001221.

It can be written as a sum of positive squares in 4 ways, for example, as 5053112855569 + 7156898356644 = 2247913^2 + 2675238^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12210011212213 - 2¹ = 12210011212211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210011212211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215431 + ... + 5415547.

It is an arithmetic number, because the mean of its divisors is an integer number (1551297201975).

Almost surely, 2^{12210011212213} is an apocalyptic number.

It is an amenable number.

12210011212213 is a deficient number, since it is larger than the sum of its proper divisors (200366403587).

12210011212213 is an equidigital number, since it uses as much as digits as its factorization.

12210011212213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3262727.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12210011212213 its reverse (31221211001221), we get a palindrome (43431222213434).

The spelling of 12210011212213 in words is "twelve trillion, two hundred ten billion, eleven million, two hundred twelve thousand, two hundred thirteen".