330001310221321 has 4 divisors (see below), whose sum is σ = 331711161569812. Its totient is φ = 328291458872832.

The previous prime is 330001310221267. The next prime is 330001310221411. The reversal of 330001310221321 is 123122013100033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 224220825740025 + 105780484481296 = 14974005^2 + 10284964^2 .

It is a cyclic number.

It is not a de Polignac number, because 330001310221321 - 2¹⁵ = 330001310188553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330001310221292 and 330001310221301.

It is not an unprimeable number, because it can be changed into a prime (330001310221621) 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, 854925673956 + ... + 854925674341.

It is an arithmetic number, because the mean of its divisors is an integer number (82927790392453).

Almost surely, 2^{330001310221321} is an apocalyptic number.

It is an amenable number.

330001310221321 is a deficient number, since it is larger than the sum of its proper divisors (1709851348491).

330001310221321 is a wasteful number, since it uses less digits than its factorization.

330001310221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709851348490.

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

Adding to 330001310221321 its reverse (123122013100033), we get a palindrome (453123323321354).

The spelling of 330001310221321 in words is "three hundred thirty trillion, one billion, three hundred ten million, two hundred twenty-one thousand, three hundred twenty-one".