320321223020033 has 16 divisors (see below), whose sum is σ = 327244887392256. Its totient is φ = 313402088227920.

The previous prime is 320321223020023. The next prime is 320321223020047. The reversal of 320321223020033 is 330020322123023.

It is a cyclic number.

It is not a de Polignac number, because 320321223020033 - 2¹⁰ = 320321223019009 is a prime.

It is a super-2 number, since 2×320321223020033² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320321223019984 and 320321223020011.

It is not an unprimeable number, because it can be changed into a prime (320321223020023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1960232510 + ... + 1960395912.

It is an arithmetic number, because the mean of its divisors is an integer number (20452805462016).

Almost surely, 2^{320321223020033} is an apocalyptic number.

It is an amenable number.

320321223020033 is a deficient number, since it is larger than the sum of its proper divisors (6923664372223).

320321223020033 is a wasteful number, since it uses less digits than its factorization.

320321223020033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177004.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 320321223020033 its reverse (330020322123023), we get a palindrome (650341545143056).

The spelling of 320321223020033 in words is "three hundred twenty trillion, three hundred twenty-one billion, two hundred twenty-three million, twenty thousand, thirty-three".