3221321121120 has 48 divisors (see below), whose sum is σ = 10147161533040. Its totient is φ = 859018965504.

The previous prime is 3221321121113. The next prime is 3221321121131. The reversal of 3221321121120 is 211211231223.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3355542355 + ... + 3355543314.

It is an arithmetic number, because the mean of its divisors is an integer number (211399198605).

Almost surely, 2^{3221321121120} is an apocalyptic number.

3221321121120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3221321121120 is an abundant number, since it is smaller than the sum of its proper divisors (6925840411920).

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

3221321121120 is a wasteful number, since it uses less digits than its factorization.

3221321121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711085687 (or 6711085679 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 3221321121120 its reverse (211211231223), we get a palindrome (3432532352343).

The spelling of 3221321121120 in words is "three trillion, two hundred twenty-one billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty".