324040221442 has 32 divisors (see below), whose sum is σ = 559429263360. Its totient is φ = 137894112720.

The previous prime is 324040221419. The next prime is 324040221473. The reversal of 324040221442 is 244122040423.

It is a super-2 number, since 2×324040221442² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 324040221442.

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 15 ways as a sum of consecutive naturals, for example, 1351909 + ... + 1573447.

It is an arithmetic number, because the mean of its divisors is an integer number (17482164480).

Almost surely, 2^324040221442 is an apocalyptic number.

324040221442 is a deficient number, since it is larger than the sum of its proper divisors (235389041918).

324040221442 is a wasteful number, since it uses less digits than its factorization.

324040221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222286.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 324040221442 its reverse (244122040423), we get a palindrome (568162261865).

The spelling of 324040221442 in words is "three hundred twenty-four billion, forty million, two hundred twenty-one thousand, four hundred forty-two".