330121133221 has 8 divisors (see below), whose sum is σ = 361960229664. Its totient is φ = 298586717520.

The previous prime is 330121133197. The next prime is 330121133261. The reversal of 330121133221 is 122331121033.

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

It is a cyclic number.

It is not a de Polignac number, because 330121133221 - 2⁹ = 330121132709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330121133192 and 330121133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330121133261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 76167915 + ... + 76172248.

It is an arithmetic number, because the mean of its divisors is an integer number (45245028708).

Almost surely, 2^330121133221 is an apocalyptic number.

It is an amenable number.

330121133221 is a deficient number, since it is larger than the sum of its proper divisors (31839096443).

330121133221 is a wasteful number, since it uses less digits than its factorization.

330121133221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152340371.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 330121133221 its reverse (122331121033), we get a palindrome (452452254254).

The spelling of 330121133221 in words is "three hundred thirty billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred twenty-one".