215443423322 has 16 divisors (see below), whose sum is σ = 332268822144. Its totient is φ = 104706540000.

The previous prime is 215443423297. The next prime is 215443423337. The reversal of 215443423322 is 223324344512.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4825304 + ... + 4869747.

It is an arithmetic number, because the mean of its divisors is an integer number (20766801384).

Almost surely, 2^215443423322 is an apocalyptic number.

215443423322 is a deficient number, since it is larger than the sum of its proper divisors (116825398822).

215443423322 is a wasteful number, since it uses less digits than its factorization.

215443423322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9695365.

The product of its digits is 138240, while the sum is 35.

Adding to 215443423322 its reverse (223324344512), we get a palindrome (438767767834).

The spelling of 215443423322 in words is "two hundred fifteen billion, four hundred forty-three million, four hundred twenty-three thousand, three hundred twenty-two".