330121332231220 has 48 divisors (see below), whose sum is σ = 694169252174160. Its totient is φ = 131874434740224.

The previous prime is 330121332231181. The next prime is 330121332231247. The reversal of 330121332231220 is 22132233121033.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 116859645706896 + 213261686524324 = 10810164^2 + 14603482^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60577722 + ... + 65801998.

It is an arithmetic number, because the mean of its divisors is an integer number (14461859420295).

Almost surely, 2^{330121332231220} is an apocalyptic number.

It is an amenable number.

330121332231220 is an abundant number, since it is smaller than the sum of its proper divisors (364047919942940).

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

330121332231220 is a wasteful number, since it uses less digits than its factorization.

330121332231220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228452 (or 5228450 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 330121332231220 its reverse (22132233121033), we get a palindrome (352253565352253).

The spelling of 330121332231220 in words is "three hundred thirty trillion, one hundred twenty-one billion, three hundred thirty-two million, two hundred thirty-one thousand, two hundred twenty".