212000010020213 has 4 divisors (see below), whose sum is σ = 212015326847148. Its totient is φ = 211984693193280.

The previous prime is 212000010020209. The next prime is 212000010020261. The reversal of 212000010020213 is 312020010000212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 152107378245124 + 59892631775089 = 12333182^2 + 7739033^2 .

It is a cyclic number.

It is not a de Polignac number, because 212000010020213 - 2² = 212000010020209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212000010620213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7658392706 + ... + 7658420387.

It is an arithmetic number, because the mean of its divisors is an integer number (53003831711787).

Almost surely, 2^{212000010020213} is an apocalyptic number.

It is an amenable number.

212000010020213 is a deficient number, since it is larger than the sum of its proper divisors (15316826935).

212000010020213 is a wasteful number, since it uses less digits than its factorization.

212000010020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15316826934.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212000010020213 its reverse (312020010000212), we get a palindrome (524020020020425).

The spelling of 212000010020213 in words is "two hundred twelve trillion, ten million, twenty thousand, two hundred thirteen".