132311220220 has 24 divisors (see below), whose sum is σ = 280450329264. Its totient is φ = 52429865856.

The previous prime is 132311220211. The next prime is 132311220257. The reversal of 132311220220 is 22022113231.

It is a super-2 number, since 2×132311220220² (a number of 23 digits) contains 22 as substring.

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, 30911697 + ... + 30915976.

It is an arithmetic number, because the mean of its divisors is an integer number (11685430386).

Almost surely, 2^132311220220 is an apocalyptic number.

132311220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132311220220 is an abundant number, since it is smaller than the sum of its proper divisors (148139109044).

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

132311220220 is a wasteful number, since it uses less digits than its factorization.

132311220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61827789 (or 61827787 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 132311220220 its reverse (22022113231), we get a palindrome (154333333451).

The spelling of 132311220220 in words is "one hundred thirty-two billion, three hundred eleven million, two hundred twenty thousand, two hundred twenty".