320331133101 has 16 divisors (see below), whose sum is σ = 496396915200. Its totient is φ = 179943880368.

The previous prime is 320331133069. The next prime is 320331133121. The reversal of 320331133101 is 101331133023.

It is not a de Polignac number, because 320331133101 - 2⁵ = 320331133069 is a prime.

It is a super-2 number, since 2×320331133101² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320331133121) 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, 129268791 + ... + 129271268.

It is an arithmetic number, because the mean of its divisors is an integer number (31024807200).

Almost surely, 2^320331133101 is an apocalyptic number.

It is an amenable number.

320331133101 is a deficient number, since it is larger than the sum of its proper divisors (176065782099).

320331133101 is a wasteful number, since it uses less digits than its factorization.

320331133101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258540128.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 320331133101 its reverse (101331133023), we get a palindrome (421662266124).

The spelling of 320331133101 in words is "three hundred twenty billion, three hundred thirty-one million, one hundred thirty-three thousand, one hundred one".