320021030010001 has 4 divisors (see below), whose sum is σ = 321201919419904. Its totient is φ = 318840140600100.

The previous prime is 320021030009969. The next prime is 320021030010007. The reversal of 320021030010001 is 100010030120023.

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 320021030010001 - 2⁵ = 320021030009969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320021030010007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590444704545 + ... + 590444705086.

It is an arithmetic number, because the mean of its divisors is an integer number (80300479854976).

Almost surely, 2^{320021030010001} is an apocalyptic number.

It is an amenable number.

320021030010001 is a deficient number, since it is larger than the sum of its proper divisors (1180889409903).

320021030010001 is a wasteful number, since it uses less digits than its factorization.

320021030010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180889409902.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 320021030010001 its reverse (100010030120023), we get a palindrome (420031060130024).

The spelling of 320021030010001 in words is "three hundred twenty trillion, twenty-one billion, thirty million, ten thousand, one".