212322423041 has 4 divisors (see below), whose sum is σ = 213495475284. Its totient is φ = 211149370800.

The previous prime is 212322423017. The next prime is 212322423043. The reversal of 212322423041 is 140324223212.

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 88147234816 + 124175188225 = 296896^2 + 352385^2 .

It is a cyclic number.

It is not a de Polignac number, because 212322423041 - 2²⁶ = 212255314177 is a prime.

It is a super-2 number, since 2×212322423041² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212322423041.

It is not an unprimeable number, because it can be changed into a prime (212322423043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586525850 + ... + 586526211.

It is an arithmetic number, because the mean of its divisors is an integer number (53373868821).

Almost surely, 2^212322423041 is an apocalyptic number.

It is an amenable number.

212322423041 is a deficient number, since it is larger than the sum of its proper divisors (1173052243).

212322423041 is a wasteful number, since it uses less digits than its factorization.

212322423041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173052242.

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

Adding to 212322423041 its reverse (140324223212), we get a palindrome (352646646253).

The spelling of 212322423041 in words is "two hundred twelve billion, three hundred twenty-two million, four hundred twenty-three thousand, forty-one".