32320311332 has 12 divisors (see below), whose sum is σ = 56567593740. Its totient is φ = 16158141696.

The previous prime is 32320311319. The next prime is 32320311349. The reversal of 32320311332 is 23311302323.

It can be written as a sum of positive squares in 2 ways, for example, as 205520896 + 32114790436 = 14336^2 + 179206^2 .

It is a super-2 number, since 2×32320311332² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32320311298 and 32320311307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467093 + ... + 531804.

It is an arithmetic number, because the mean of its divisors is an integer number (4713966145).

Almost surely, 2^32320311332 is an apocalyptic number.

It is an amenable number.

32320311332 is a deficient number, since it is larger than the sum of its proper divisors (24247282408).

32320311332 is a wasteful number, since it uses less digits than its factorization.

32320311332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006990 (or 1006988 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 32320311332 its reverse (23311302323), we get a palindrome (55631613655).

Subtracting from 32320311332 its reverse (23311302323), we obtain a palindrome (9009009009).

The spelling of 32320311332 in words is "thirty-two billion, three hundred twenty million, three hundred eleven thousand, three hundred thirty-two".