132312303220 has 24 divisors (see below), whose sum is σ = 294200298504. Its totient is φ = 49811690496.

The previous prime is 132312303143. The next prime is 132312303281. The reversal of 132312303220 is 22303213231.

It can be written as a sum of positive squares in 4 ways, for example, as 45766900624 + 86545402596 = 213932^2 + 294186^2 .

It is a junction number, because it is equal to n+sod(n) for n = 132312303191 and 132312303200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194576577 + ... + 194577256.

It is an arithmetic number, because the mean of its divisors is an integer number (12258345771).

Almost surely, 2^132312303220 is an apocalyptic number.

132312303220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132312303220 is an abundant number, since it is smaller than the sum of its proper divisors (161887995284).

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

132312303220 is a wasteful number, since it uses less digits than its factorization.

132312303220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389153859 (or 389153857 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 132312303220 its reverse (22303213231), we get a palindrome (154615516451).

The spelling of 132312303220 in words is "one hundred thirty-two billion, three hundred twelve million, three hundred three thousand, two hundred twenty".