320100321020311 has 4 divisors (see below), whose sum is σ = 344723422637272. Its totient is φ = 295477219403352.

The previous prime is 320100321020287. The next prime is 320100321020327. The reversal of 320100321020311 is 113020123001023.

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

It is a cyclic number.

It is not a de Polignac number, because 320100321020311 - 2²⁵ = 320100287465879 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 (320100321020351) 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, 12311550808461 + ... + 12311550808486.

It is an arithmetic number, because the mean of its divisors is an integer number (86180855659318).

Almost surely, 2^{320100321020311} is an apocalyptic number.

320100321020311 is a deficient number, since it is larger than the sum of its proper divisors (24623101616961).

320100321020311 is a wasteful number, since it uses less digits than its factorization.

320100321020311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24623101616960.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 320100321020311 its reverse (113020123001023), we get a palindrome (433120444021334).

The spelling of 320100321020311 in words is "three hundred twenty trillion, one hundred billion, three hundred twenty-one million, twenty thousand, three hundred eleven".