132231111120020 has 96 divisors (see below), whose sum is σ = 305910803278080. Its totient is φ = 47610933442560.

The previous prime is 132231111120007. The next prime is 132231111120049. The reversal of 132231111120020 is 20021111132231.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 132231111119974 and 132231111120001.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 173399084 + ... + 174159996.

It is an arithmetic number, because the mean of its divisors is an integer number (3186570867480).

Almost surely, 2^{132231111120020} is an apocalyptic number.

132231111120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132231111120020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152955401639040).

132231111120020 is an abundant number, since it is smaller than the sum of its proper divisors (173679692158060).

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

132231111120020 is a wasteful number, since it uses less digits than its factorization.

132231111120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768705 (or 768703 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 132231111120020 its reverse (20021111132231), we get a palindrome (152252222252251).

The spelling of 132231111120020 in words is "one hundred thirty-two trillion, two hundred thirty-one billion, one hundred eleven million, one hundred twenty thousand, twenty".