212413302242 has 16 divisors (see below), whose sum is σ = 320023505880. Its totient is φ = 105738903552.

The previous prime is 212413302197. The next prime is 212413302251. The reversal of 212413302242 is 242203314212.

212413302242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 211950665161 + 462637081 = 460381^2 + 21509^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5289134 + ... + 5329142.

Almost surely, 2^212413302242 is an apocalyptic number.

212413302242 is a deficient number, since it is larger than the sum of its proper divisors (107610203638).

212413302242 is a wasteful number, since it uses less digits than its factorization.

212413302242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51637.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 212413302242 its reverse (242203314212), we get a palindrome (454616616454).

The spelling of 212413302242 in words is "two hundred twelve billion, four hundred thirteen million, three hundred two thousand, two hundred forty-two".