330325144421 has 4 divisors (see below), whose sum is σ = 330326355744. Its totient is φ = 330323933100.

The previous prime is 330325144397. The next prime is 330325144441. The reversal of 330325144421 is 124441523033.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 330325144421 - 2²² = 330320950117 is a prime.

It is a super-2 number, since 2×330325144421² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330325144441) 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, 16256 + ... + 812966.

It is an arithmetic number, because the mean of its divisors is an integer number (82581588936).

Almost surely, 2^330325144421 is an apocalyptic number.

It is an amenable number.

330325144421 is a deficient number, since it is larger than the sum of its proper divisors (1211323).

330325144421 is an equidigital number, since it uses as much as digits as its factorization.

330325144421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211322.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 330325144421 its reverse (124441523033), we get a palindrome (454766667454).

The spelling of 330325144421 in words is "three hundred thirty billion, three hundred twenty-five million, one hundred forty-four thousand, four hundred twenty-one".