320111012020332 has 24 divisors (see below), whose sum is σ = 804381517384816. Its totient is φ = 98495696006208.

The previous prime is 320111012020259. The next prime is 320111012020333. The reversal of 320111012020332 is 233020210111023.

It is a super-2 number, since 2×320111012020332² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320111012020299 and 320111012020308.

It is not an unprimeable number, because it can be changed into a prime (320111012020333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1025996833243 + ... + 1025996833554.

Almost surely, 2^{320111012020332} is an apocalyptic number.

It is an amenable number.

320111012020332 is an abundant number, since it is smaller than the sum of its proper divisors (484270505364484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320111012020332 is a wasteful number, since it uses less digits than its factorization.

320111012020332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051993666817 (or 2051993666815 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 320111012020332 its reverse (233020210111023), we get a palindrome (553131222131355).

The spelling of 320111012020332 in words is "three hundred twenty trillion, one hundred eleven billion, twelve million, twenty thousand, three hundred thirty-two".