330233434434221 has 4 divisors (see below), whose sum is σ = 330288045558912. Its totient is φ = 330178823309532.

The previous prime is 330233434434157. The next prime is 330233434434223. The reversal of 330233434434221 is 122434434332033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 330233434434221 - 2⁶ = 330233434434157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330233434434223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27305553275 + ... + 27305565368.

It is an arithmetic number, because the mean of its divisors is an integer number (82572011389728).

Almost surely, 2^{330233434434221} is an apocalyptic number.

It is an amenable number.

330233434434221 is a deficient number, since it is larger than the sum of its proper divisors (54611124691).

330233434434221 is an equidigital number, since it uses as much as digits as its factorization.

330233434434221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54611124690.

The product of its (nonzero) digits is 1492992, while the sum is 41.

Adding to 330233434434221 its reverse (122434434332033), we get a palindrome (452667868766254).

The spelling of 330233434434221 in words is "three hundred thirty trillion, two hundred thirty-three billion, four hundred thirty-four million, four hundred thirty-four thousand, two hundred twenty-one".