3221442542240 has 96 divisors (see below), whose sum is σ = 8196946450560. Its totient is φ = 1189331887104.

The previous prime is 3221442542207. The next prime is 3221442542251. The reversal of 3221442542240 is 422452441223.

It is a self number, because there is not a number n which added to its sum of digits gives 3221442542240.

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 15 ways as a sum of consecutive naturals, for example, 21263237 + ... + 21414203.

It is an arithmetic number, because the mean of its divisors is an integer number (85384858860).

Almost surely, 2^{3221442542240} is an apocalyptic number.

It is an amenable number.

3221442542240 is an abundant number, since it is smaller than the sum of its proper divisors (4975503908320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221442542240 is a wasteful number, since it uses less digits than its factorization.

3221442542240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161254 (or 161246 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 3221442542240 its reverse (422452441223), we get a palindrome (3643894983463).

The spelling of 3221442542240 in words is "three trillion, two hundred twenty-one billion, four hundred forty-two million, five hundred forty-two thousand, two hundred forty".