3221381024142 has 8 divisors (see below), whose sum is σ = 6442762048296. Its totient is φ = 1073793674712.

The previous prime is 3221381024137. The next prime is 3221381024159. The reversal of 3221381024142 is 2414201831223.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3221381024142 is an admirable number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 268448418673 + ... + 268448418684.

It is an arithmetic number, because the mean of its divisors is an integer number (805345256037).

Almost surely, 2^{3221381024142} is an apocalyptic number.

3221381024142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3221381024142 is a wasteful number, since it uses less digits than its factorization.

3221381024142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536896837362.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 3221381024142 its reverse (2414201831223), we get a palindrome (5635582855365).

The spelling of 3221381024142 in words is "three trillion, two hundred twenty-one billion, three hundred eighty-one million, twenty-four thousand, one hundred forty-two".