212212224432413 has 4 divisors (see below), whose sum is σ = 212221490960028. Its totient is φ = 212202957904800.

The previous prime is 212212224432349. The next prime is 212212224432433. The reversal of 212212224432413 is 314234422212212.

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 154557557965924 + 57654666466489 = 12432118^2 + 7593067^2 .

It is a cyclic number.

It is not a de Polignac number, because 212212224432413 - 2⁶ = 212212224432349 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 (212212224432433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4633229456 + ... + 4633275257.

It is an arithmetic number, because the mean of its divisors is an integer number (53055372740007).

Almost surely, 2^{212212224432413} is an apocalyptic number.

It is an amenable number.

212212224432413 is a deficient number, since it is larger than the sum of its proper divisors (9266527615).

212212224432413 is an equidigital number, since it uses as much as digits as its factorization.

212212224432413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9266527614.

The product of its digits is 73728, while the sum is 35.

Adding to 212212224432413 its reverse (314234422212212), we get a palindrome (526446646644625).

The spelling of 212212224432413 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred twenty-four million, four hundred thirty-two thousand, four hundred thirteen".