320111053332 has 48 divisors (see below), whose sum is σ = 890743805952. Its totient is φ = 87483765600.

The previous prime is 320111053331. The next prime is 320111053349. The reversal of 320111053332 is 233350111023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320111053331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82842544 + ... + 82846407.

It is an arithmetic number, because the mean of its divisors is an integer number (18557162624).

Almost surely, 2^320111053332 is an apocalyptic number.

It is an amenable number.

320111053332 is an abundant number, since it is smaller than the sum of its proper divisors (570632752620).

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

320111053332 is a wasteful number, since it uses less digits than its factorization.

320111053332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165688988 (or 165688986 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 320111053332 its reverse (233350111023), we get a palindrome (553461164355).

The spelling of 320111053332 in words is "three hundred twenty billion, one hundred eleven million, fifty-three thousand, three hundred thirty-two".